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Baader, A. 1989. Sensitivity of ocellar interneurons of the honeybee to constant and temporally modulated light. Journal of Neurobiology 20: 519-529.

Baalen, van M. & Beekman, M. 2001. Genetic heterogeneity and the cost of parasitism in social insects. In: Proceedings of the First European Meeting of the International Union for the Study of Social Insects IUSSI, 24-28 September, Berlin, Germany. [Abstract].

Babendreier, D., N. Kalberer, J. Romeis, P. Fluri & F. Bigler, 2004. Pollen consumption in honey bee larvae: a step forward in the risk assessment of transgenic plants. Apidologie 35: 293-300.

Babendreier, D., N. M. Kalberer, J. Romeis, P. Fluri, E. Mulligan & F. Bigler, 2005. Influence of Bt-transgenic pollen, Bt-toxin and protease inhibitor (SBTI) ingestion on development of the hypopharyngeal glands in honeybees. Apidologie 36(4): 585-594.

Babiy, P. P. 1958. Uber ein Vorkommen von Stelis minima Schck. In Salzburg (Hymenoptera, Apidae). Festscjr: d. Natwiss. Arb. Gem. a. Haus der Natur Salzburg zum 70. Geburtstag v. Prof. Dr. E.P. Tratz: 77-78.

Bacandritsos, N. 2002. A scientific note on the first successful establishment of the monophlebine coccid Marchalina hellenica (Coccoidea, Margarodidae) on the fir tree (Abies cephalonica). Apidologie 33(3): 353-354.

Bacandritsos, N., A. G. Sabatini, I. Papanastasiou & C. Saitanis, 2006. Physico-chemical characteristics of Greek fir honeydew honey from Marchalina hellenica (Gen.) in comparison to other Mediterranean honeydew honeys. Italian journal of food science : IJFS = Rivista italiana di scienza degli alimenti 18(1): 21-31.

Bachanová, K., J. Klaudiny, J. Kopernický & J. Simúth, 2002. Identification of honeybee peptide active against Paenibacillus larvae larvae through bacterial growth-inhibition assay on polyacrylamide gel. Apidologie 33(3): 259-270.

Bachmayer, F. 1960. Insektenreste aus den Congerienschichten (Pannon) von Brunn-Voesendorf (suedl. von Wien) Nierderoesterreich. Sitzungsber. Oesterreich. Akad. Wiss. Math.-Naturwiss. Kl. 169: 11-16.

Bachmayer, F., N. Symeonidis, & D. Theodoropoulos, 1971. Einige Insektenreste aus den jungtertiären Süsswasserablangerungen von Kumi (Insel Euboea, Griechenland). Annales Geologiques des Pays Helleniques 23: 165-174.

Bachofen-Echt, A. 1949. Der Bernstein und seine Einschlüsse. Vienna: Springer Verlag KG.

Bacic, D. & S. Obrenovic, 2003. Varroa destructor - importance in epizootiology of viral diseases in honey bees. Pp. 10-15. In: Stanimirovic, Z. (Ed.). [Collection of the plenary papers from the 2nd conference about biology and health protection of honey bees, Belgrade [Serbia and Montenegro], November 22, 2003]. Zbornik plenarnih radova 2. savetovanja o biologiji i zdravstvenoj zastiti pcela, Beograd [Srbija i Crna Gora], 22.11.2003. Beograd (Serbia and Montenegro). Fakultet veterinarske medicine. 75 p.

Bacilek, J., M. Marek, J. Jary & V. Vesely, 1980. Sugar stores in honey bee (Apis mellifera) colonies fed sugar solutions of different compositions. Journal of Apicultural Rsearch 19(3): 187-195.

Backhaus, W. 1988. Opponent Color Coding and Color Perception in Bees. Pp. 123-126. In: D.d.G. de Souza (ed), Sociedade de Psicologia de Ribeirao Preto. Anais da XVIII Reuniao Anual de Psicologia. Sao Paulo.

Backhaus, W. 1991. Color opponent coding in the visual system of the honeybee. Vision Res. 31: 1381-1397.

Backhaus, W. 1992a. Colour vision in honeybees. Neurosci. Biobehav. Rev. 16: 1-12.

Backhaus, W. 1992b. The Bezold-Brücke effect in the color vision system of the honeybee. Vision Res. 32(8): 1425-1431.

Backhaus, W. 1993. Color vision and color choice behavior of the honey bee. Apidologie 24: 309-331.

Backhaus, W. and R. Menzel, 1987. Color distance derived from a receptor model of color vision in the honeybee. Biol. Cybern. 55: 321-331.

Backhaus, W. & R. Menzel, 1992. Conclusions from color vision in insects. Open Peer Commentary to: E. Thompson, A. Palacios and F.J. Varela. Ways of coloring. Comparative color vision as a case study for cognitive science. Behav. Brain Sci. 15(1): 28-30.

Backhaus, W., R. Menzel & S. Kreissl, 1987. Multidimensional scaling of color similarity in bees. Biol. Cybern. 56: 293-304.

Backhaus, W., A. Werner & R. Menzel, 1987. Color vision in honeybees: metric, dimensions, constancy and ecological aspects. Pp. 172-190. In: R. Menzel & A.R. Mercer (eds), Neurobiology and behavior of honeybees. Springer, Berlin-New York.

Backman, J. P. C. & J. Tiainen, 2002. Habitat quality of field margins in a Finnish farmland area for bumble bees (Hymenoptera: Bombus and Psithyrus). Agriculture, Ecosystems & Environment 89(1/2): 53-68.

Bacon, O. G., V. E. Burton, J. W. MacSwain, V. L. Marble, W. Stanger & R. W. Thorp, 1965. Pollinating alfalfa with leaf-cutting bee. Agricultural Extension Services, University of California, Berkeley-Bulletin No. AXT-160: 1-14.

Badii, M. H. & A. E. Flores-S, 1987. Detection of acariosis in bee in Chiapas (Mexico) with a review of the disease in Apis mellifera L. (Hymenoptera, Apidae). Publ. Biol. Fac. Cienc. Biol. Univ. Auton. Nuevon Leon 2(2): 1-10. [In Spanish with English summary.].

Baek Kyoung Chan, Yang Ok Soon, Chung Kyu Hoi & Yoon Byoung Su, 2002. Polyclonal antibody against Paenibacillus larvae and its application. Korean Journal of Applied Entomology 41(1): 49-53.

Baer, B., R. Maile, P. Schmid-Hempel, E. D. Morgan & G. R. Jones, 2000. Chemistry of a mating plug in bumblebees. Journal of Chemical Ecology 26(8): 1869-1875.

Baer, B., E. D. Morgan & P. Schmid-Hempel, 2001. A nonspecific fatty acid within the bumblebee mating plug prevents females from remating. Proceedings of the National Academy of Sciences of U.S.A. 98(7): 3926-3928.

Baer, B. & P. Schmid-Hempel, 1999. Experimental variation in polyandry affects parasite loads and fitness in a bumble-bee. Nature 397(6715): 151-154.

Baer, B. & P. Schmid-Hempel, 2001. Unexpected consequences of polyandry for parasitism and fitness in the bumblebee, Bombus terrestris. Evolution 55(8): 1639-1643.

Bagnoli, B. 1974. Contribution to the knowledge of the insects pollinating sunflowers. Redia 56: 135-145.

Bah, M. 1999. Influence of some anti-varroa drugs on bee brood. Medycyna Weterynaryjna 55(11): 769-771.

Bahreini, R., K. Fakhimzadeh, J. Nowzary & G. A. Nehzati, 2000. Design and construction of a venom collecting electric cage and its effects on honey production in honeybee colonies. Iranian Journal of Agricultural Sciences 31(2): 333-339.

Bahrmann, R. 1967. Abnormalities in Nosema diseased worker bees. Angew. Parasitol. 8(3): 151-156.

Bailey, B. 1986. Africanized honey bees arrive in Guatemala; now is the time for U.S. beekeepers to prepare. American Bee Journal 126(11): 739-740.

Bailey, J., C. Scott-Dupree, R. Harris, J. Tolman & B. Harris, 2005. Contact and oral toxicity to honey bees (Apis mellifera) of agents registered for use for sweet corn insect control in Ontario, Canada. Apidologie 36(4): 623-.

Bailey, L. 1959. An improved method for the isolation of Streptococcus pluton and observations on its distribution and ecology. Journal of Insect Pathology 1: 80-85.

Bailey, L. 1969. The signs of adult bee diseases. Bee World 50(2): 66-68.

Bailey, L. 1981. Honey bee pathology. Academic Press, Inc., London. 124 pp.

Bailey, L. & B. V. Ball, 1991. ABPV survey on bees and Varroa destructor by PCR 73 Honey bee pathology. Hartcourt Brace Jovanovich, Sidcup, Kent, UK, P. 193.

Bailey, L., B. V. Ball & J. N. Perry, 1983. Association of viruses with 2 protozoan pathogen of the honey bee. Ann. Appl. Biol. 103(1): 13-20.

Bailey, L. & M. D. Collins, 1982a. Taxonomic studies on Streptococcus pluton. Journal of Applied Bacteriology 53: 209-213.

Bailey, L. & M. D. Collins, 1982b. Reclassification of Streptococcus pluton (White) in a new genus Melissococcus pluton. Journal of Applied Bacteriology 53: 215-217.

Bailey, L. & A. J. Gibbs, 1964. Acute infection of bees with paralysis virus. J. Gen. Virol. 6, 395–407.

Bailey, L., A. J. Gibbs & R. D. Woods, 1963. Two viruses From the adult honey bee (Apis mellifera Linnaeus). Virology 21, 390–395.

Bailey, L. & D. C. Lee, 1962. Bacillus larvae: Its cultivation in vitro and its growth in vivo. Journal of General Microbiology 29: 711-717.

Bailey, L. & J. N. Perry, 2001. The natural control of the tracheal mite of honey bees. Experimental and Applied Acarology 25(9): 745-749.

Baird, C. R. & R. M. Bitner, 1991. Loose cell management of leafcutting bees. In: Alfalfa Seed Production and Pest Management, Western Regional Extension Publication No. 12: 1-7.

Baird, D. H. & T. D. Seeley, 1983. An equilibrium theory of queen production in honeybee colonies preparing to swarm. Behavioral Ecology and Sociobiolgy 13(3): 221-228.

Baird, J. M. 1986. A field study of thermoregulation in the carpenter bee, Xylocopa virginica (Hymenoptera: Anthophoridae). Physiological Zoology 52(2): 157-168.

Bąk, B., J. Bratkowski & J. Wilde, 2002a. Następstwa ograniczonego zwalczania Varroa w rodzinach pszczelich. [Consequences of limited treatment of varroatosis in bee colonies]. Biul. Nauk. 18(5): 123-130.

Bąk, B., J. Bratkowski & J. Wilde, 2002b. Pszczelarstwo w opinii studentów Uniwersytetu Warmińsko-Mazurskiego. [Beekeeping in the opinion of students of the University of Warmia and Mazury in Olsztyn]. Biul. Nauk. 18(5): 35-44.

Bąk, B. & J. Wilde, 2002a. Czerw pszczeli – niekonwencjonalne źródło białka zwierzęcego. [Honeybee brood – an unconventional source of animal protein]. Biul. Nauk. 18(5): 229-238.

Bąk, B. & J. Wilde, 2002b. Mleczko pszczele jako produkt dietetyczny i leczniczy. [Royal jelly in human diet]. Biul. Nauk. 18(5): 201-214.

Bąk, B., J. Wilde & D. Rykowski, 2002. Techniki komputerowe w dydaktyce pszczelarskiej. [Computer techniques in apiculture education]. Biul. Nauk. 19(6): 55-64.

Bakenga, M., M. Bahati & K. Balagizi, 2000. Inventory of honeybees plants growing in Bukavu and surroundings (South-Kivu, Eastern of Democratic Republic of the Congo). Tropicultura 18(2): 89-93.

Baker, C. F. 1906a. The bee genus Pasiphae in North America. Invertebrata Pacifica, Claremont, California 1: 141-142.

Baker, C. F. 1906b. American bees related to Melecta. Invertebrata Pacifica, Claremont, California 1: 142-145.

Baker, D. B. 1971a. A new Positomachthes from Rhodesia (Hymenoptera, Apidae). Novos Taxa Entomol. 98: 1-8.

Baker, D. B. 1971b. A new Tarsalia (Hymenoptera, Apoidea) from southern India. Entomologists Monthly Magazine 108: 246-248.

Baker, D. B. 1972a. A revision of the genus Plesiopanurgus Cameron, with notes on some Arabian and African Panurginae. Journal of Entomology (B)41(1): 35-43.

Baker, D. B. 1972b. A new Tarsalia (Hym., Apoidea) from southern India. Entomologist’s Monthly Magazine 107: 246-248.

Baker, D. B. 1974a. Eupetersia, a genus of parasitic halictine bees (Hym., Apoidea) new to the oriental region. Entomologist’s Monthly Magazine 110: 59-63. PL II.

Baker, D. B. 1974b. Two genera of nomadine bees new to India. Entomologist’s Monthly Magazine 110(1325-27): 237-240.

Baker, D. B. 1976. Two genera of nomadine bees new to India (Hymenoptera, Apoidea). Entomologist Monthly Magazine 110(1325-27): 237-240.

Baker, D. B. 1993. The type material of the nominal species of exotic bees described by Frederick Smith. vi + 312 pp. Thesis, Oxford Universtity, Oxford.

Baker, D. B. 1994a. A new genus of nomadine bees from north Africa. Tijdschrift voor Entomologie 137: 155-159.

Baker, D.B. 1994b. On the nomenclature of two sibling species of the Andrena tibialis (Kirby, 1802) group (Hymenoptera, Apoidea). Entomologist' s Gazette 45: 281-290.

Baker, D.B. 1994c. The date of the Hymenoptera section of the Exploration scientifique de l'Algérie. Archives of Natural History 21(3): 345-350.

Baker, D.B. 1994d. The dates of the Hymenoptera sections of Costa's Fauna del Regno di Napoli. Archives of Natural History 21(3): 351-356.

Baker, D.B. 1994e. The exotic bees described in William Kirby's Monographia Apum Angliae (Insecta:Hymenoptera: Apoidea). Reichenbachia 30(29): 177-179.

Baker, D. B. 1995a. A new Malayan Andrena. Deutsche Entomologische Zeitschrift (n.f.) 42: 67-69.

Baker, D. B. 1995b. Case 2884. Xerammobates Popov, 1951 (Insecta, Hymenoptera): Proposed designation of Ammobates (Xerammobates) oxianus Popov, 1951 as the type species. Bull. Zool. Nomenclature 52(2): 157-158.

Baker, D. B. 1995c. A revision of Asian specis of the genus Euaspis Gerstäcker. Zoologische Mededelingen [Leiden] 69: 281-302.

Baker, D.B. 1995d. The nomenclature of Japanese Colletes (Hymenoptera, Colletidae)- a correction. Entomologist' s Gazette 46: 194.

Baker, D.B. 1995e. The provenance of the Hymenoptera collected in Iran by Don Manuel Martinez de la Escalera. Entomologist's Gazette 46: 279-282.

Baker, D.B. 1995f. Type Material in the University Museum, Oxford, of bees described by Comte Amédée Lepeletier de Saint-Fargeau and Pierre André Latreille (Hymenoptera, Apoidea). Journal of Natural History 28: 1189-1204.

Baker, D. B. 1996a. On a collection of Bombus and Psithyrus principally from Sutherland, with notes on the nomenclature or status of three species (Hymenoptera, Apoidea). British Journal of Entomology and Natural History 9: 7-19.

Baker, D. B. 1996b. On a collection of humble-bees from northern Iran (Hymenoptera: Apoidea, Bombinae). Beiträge zur Entomologie 46: 109-132.

Baker, D. B. 1996c. The dates of Schmiedeknecht’s Apidae Europaeae. Archives of Natural History 23: 295-298.

Baker, D. B. 1996d. Priorities of publication for some nineteenth-century works describing new taxa of Hymenoptera, principally Apoidea. Archives of Natural History 23: 299-302.

Baker, D. B. 1996e. An annonated list of the nominal species asigned to the genus Afrostelis Cockerell. Deutsche Entomologische Zeitschrift 1996: 155-157.

Baker, D. B. 1996f. Hymenoptera collections of Boyer de Fonscolombe: Apoidea in the University Museum, Oxford. Journal of Natural History 30: 537-550.

Baker, D. B. 1996g. Notes on some palearctic and oriental Systropha, with descriptions of new species and a key to the species. Journal of Natural History 30: 1527-1547.

Baker, D. B. 1996h. Pfeiffer, Wallace, Allen and Smith; the discovery of the Hymenoptera of the Malay Archipelago. Archives of Natural History 23: 379-426.

Baker, D.B. 1996i. Priorities of publication for some nineteenth-century works describing new taxa of Hymenoptera, principally Apoidea. Archives of Natural History 23(2): 299-301.

Baker, D.B. 1996j. The dates of Schmiedeknecht s Apidae Europaeae. Archives of Natural History 23(2): 295- 297.

Baker, D. B. 1997a. New Melectini from western China. Entomologist’s Gazette 48: 245-256.

Baker, D. B. 1997b. C.G. Ehrenberg and W.F. Hemprich’s travels, 1820-1825 and the Insecta of the Symbolae Physicae. Deutsche entomologische Zeitschrift, 44: 165-202 .

Baker, D. B. 1997c. New Melectini from Western China (Hymenoptera, Apoidea, Anthophoridae) Entomologist’s Gazette, 48: 245-256.

Baker, D. B. 1997d. The Apoidea described by Johannes Nepomuk Franz Xaver Gistel. Beiträge zur Entomologie, 47: 327-336.

Baker, D.B. 1998a. Notes on Pithitis species from the Indian subcontinent (Insecta: Hymenoptera: Apoidea). Reichenbachia, 32: 85-90.

Baker, D.B. 1998b. On some cleptoparasitic bees of the genera Aglaoapis and Pardioxys (Hymenoptera, Apoidea, Megachilidae), with a description of a remarkable new species. Entomologist’s. Gazette, 49: 203-208.

Baker, D. B. 1998c. The dates of publication of Pérez’s Espèces Nouvelles de Mellifères, 1902-1903. Entomologist’s. Gazette, 49: 67-68.

Baker, D. B. 1998d. The Hymenoptera collections of William Edward Shuckhard and the dispersal of his type material. Beiträge zur Entomologie, 48: 157-174.

Baker, D. B. 1998e. Validity of Gistel names in the Insecta. Beiträge zur Entomologie, 48: 539.

Baker, D. B. 1998f. Taxonomic and phylogenetic problems in Old World eucerine bees, with special reference to the genus Tarsalia Morawitz, 1895. Journal of Natural History 32: 823-860.

Baker, D. B. 1999a. J. D. Alfken’s publications on the Hymenoptera. Beiträge zur Entomologie 49: 463-483.

Baker, D. B. 1999b. On new stelidine bees from S.W. Asia and N.W. Africa, with a list of the Old-World taxa asssigned to the genus Stelis Panzer, 1806 (Hymenoptera, Apoidea, Megachilidae). Mitteilungen aus dem Museum für Naturkunde in Berlin; Deutsche Entomologische Zeitschrift 46(2): 231-242.

Baker, D. B. 1999c. The Faunæ Ligusticææ Fragmenta of Massimiliano Spinola (1805). Beiträge zur Entomologie 49: 141-146.

Baker, D. B. 1999d. The localities of Scopoli’s Entomologia Carniolica (1763) Entomologist’s Gazette 50: 188-198.

Baker, D. B. 1999e. The nomenclature of European Colletes (Hymenoptera, Apoidea) - a correction; and the dates of the Apoidea of Frey-Gessner’s Hymenoptera Helvetiae (1898-1912) and Hyménoptères du Valais (1902-1916) (Hymenoptera). Beiträge zur Entomologie 49: 485-488.

Baker, D. B. 2000. Andrena pilipes Fabricius, 1781: designation of neotype (Insecta: Hymenoptera: Apoidea: Andrenidae). Reichenbachia 33: 421-425.

Baker, D. B. 2002. On Palaearctic and Oriental species of the genera Pseudapis W. F. Kirby, 1900, and Nomiapis Cockerell, 1919: (Hymenoptera, Halictidae, Nomiinae). Beitrage zur Entomologie 52(1): 1-83.

Baker, D. B. & M. S. Engel, 2006. A new subgenus of Megachile from Borneo with Arolia (Hymenoptera: Megachilidae). American Museum Novitates 3505: 1-12.

Baker, E. W. 1962. Natural history of Plummers Island, Maryland. XV. Descriptions of the stages of Chaetodactylus krombeini, new species, a mite associated with Osmia lignaria Say. Proc. Biol. Soc. Wash. 75: 227-236

Baker, E. W., D. W. Roubik & M. Delfinado-Baker, 1987. The developmental stages and dimorphic males of Chaetodactylus panamensis n. sp. (Acari: Chaetodactylidae) associated with solitary bee (Apoidea Anthophoridae). International Journal of Acarology 13(1): 65-73.

Baker, H. G. 1959. Reproductive methods as factors in speciation in flowering plants. Cold Spring Harbor Symposium Quantitative Biology 24: 177-191.

Baker, H. G. 1961. The adaptation of flowering plants to nocturnal and crepuscular pollinators. Quarterly Review of Biology 36(1): 64-73.

Baker, H. G. 1963. Evolutionary mechanisms in pollination biology. Science 139(3558): 877-883.

Baker, H. G. 1973. Evolutionary relationships between flowering plants and animals in American and African tropical forests. Pp. 145-159. In: B. J. Meggers, E. S. Ayensu & W. D. Duckworth (eds.), Tropical forest Ecosystems in Africa and South America: A comparative Review. Smithsonian Institute Press, Washington, D. C.

Baker, H. G. & I. Baker, 1971. Amino-acids in nectar and their evolutionary significance. Nature 241(5391): 543-545.

Baker, H. G. & I. Baker, 1973. Amino-acids in nectar and their evolutionary significance. Nature 241: 543-545.

Baker, H. G. & I. Baker, 1977. Intraspecific constancy of floral nectar amino acid complements. Botanical Gazette 138(2): 183-191.

Baker, H. G. & I. Baker, 1983. Floral nectar sugar constituents in relation to pollinator type. Pp. 117-141. In: C. E. Jones & J. Little (eds.), Handbook of Experimental Pollination. Van Nostrand Reinhold, New York.

Baker, H. G., R. W. Cruden & I. Baker, 1971. Minor parasitism in pollination biology and its community function: the case of Ceiba acuminata. Bioscience 21(22): 1127-1129.

Baker, H. G. & P. D. Hurd Jr., 1968. Infrafloral ecology. Annual Review of Entomology 13: 385-414.

Baker, I. & H. G. Baker, 1976. Analyses of amino acids in flower nectars of hybrids and their parents, with phylogenetic implications. New Phytol. 76(1): 87-98.

Baker, J. R. 1971. Development and sexual dimorphism of larvae of the bee genus Coelioxys. Journal of the Kansas Entomological Society 44: 225-235.

Baker, J. R. 1975. Taxonomy of five Nearctic subgenera of Coelioxys. Univversity of Kansas Science Bulletin 50 (12): 649-730.

Baker, J. R., E. D. Kuhn & S. B. Bambara, 1985. Nests and immature stages of leafcutter bees (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society 58(2): 290-313.

Baker, R. J. & M. Kunzmann, 1980. Survival of honey bee (Apis mellifera) caged without food or waters. American Bee Journal 120(6): 432.

Baker, R. G. & S. C. Jay, 1974. A comparsison of foraging acitivity of honey bee colonies with large and small population. Manit. Entomol. 8: 48-54.

Balayer, M. 1990. An approach of honey potentialities of plants in Roussilllon, South France. Bull. Soc. Bot. Fr. Lett. Bot. 137(2/3): 157-172. [In French with English Summary.].

Balderrama, N. 1987. Behavioral and Pharmacological Analysis of the Stinging Response in Africanized and Italian Bees. In R. Menzel & A. Mercer (eds.), Neurobiology and Behavior of Honeybees. Springer-Verlag, New York.

Balderrama, N., H. Diaz, A. Sequeda, J Nunez & H. Maldonado, 1987. Behavioral and pharmacological analysis of the stinging response in Africanized and Italian bees. Pp. 121-128. In: Menzel, R & M. Alison (eds.) Neurobiology and behavior of honeybees. Springer-Verlag, Berlin.

Baldovski, G. 1987. Neuere funde von wildbienen des genus Hylaeus F. in Gebiet der DDr (Hymenoptera, Apoidea) und einige bemerkungen zu aktuellen problemen des artenschutzes. Entomol. Nachricheten und Berichte 31(1): 11-18.

Balduf, W. V. 1923. The insects of the soybean in Ohio. Bulletin of the Ohio Ariculture Experiment Station No. 366: 147-181.

Ball, B. V. 1985. Acute paralysis virus isolates from honeybee colonies infested with Varroa Jacobsoni. Journal of the Apicultural Research 24: 115–119.

Ball, B. V. 1988. The impact of secondary infections in honey-bee colonies infested with the parasitic mite Varroa jacobsoni. Pp. 457-461. In: Needham, G.R. (ed.), Africanized honey bees and bee mites. E. Horwood, Chichester, West Sussex, England.

Ball, B. V. 1989. Varroa jacobsoni as a virus vector. In: Cavalloro R. (Ed.), Present status of Varroatosis In Europe and Progress in the Varroa Mite Control, Pp. 241–244. E.C. Experts’ Group Meeting, Udine, Italy.

Ball, B. V. & F. Allenm, 1988. The prevalence of pathogens in the honey bee (Apis mellifera) colonies infested with the parasitic mite Varroa jacobsoni. Annals of Applied Biology 113: 237–244.

Ball, D. M. & J. E. Tew, 1985. Honey bees and arrow leaf clover. American Bee Journal 125(5): 345-346.

Ball, F. J. 1914. Les bourdons de la Belgique. Annales de la Société entomologique de Belgique 58: 77-108.

Ball, V. 1886. On the identification of the animals and plants of India which were known to early Greek authors. P. R. Irish Ac. (2)ii: 330-334.

Balthasar, V. 1943. Opuscula hymenopterologica, IV. Entomol. Listy 6: 33-51.

Balthasar, V. 1944. Opuscula hymenopterologica, V. Entomol. Listy 7: 28-30.

Balthasar, V. 1946. Prodromus hymenopterorum cechoslovakiae. Pars. viii. Prodromus chrysididarum rei publicae cechoslovakiae. Acta Entomol. Mus. Nat. Pragae 24: 223-260.

Balthasar, V. 1949. Les nouvelles chrysidides de l'Europe centrale et meridionale. Opus. hymen., viii. Acta Entomol. Mus. Nat. Pragae 26: 1-5.

Balthasar, V. 1952. Aculeata (Hymenoptera) of Czechoslovakia. Acta Soc. Ent. Čsl. (Prague) 49: 52-69.

Balthasar, V. 1953. Monographie des chrysidides de Palestine et des pays limitrophes. Acta Entomol. Mus. Nat. Pragae 27(suppl. 2): 1-317.

Balthasar, V. 1954. Contribution to the Aculeata of Czechoslovakia. Acta Soc. Ent. Čsl. (Prague) 50: 180-187.

Balzekas, J. J. 2001. Comparison of the bee colonies with naturally mated and instrumentally inseminated queens. [Journal ?] 76: 134-143.

Bamrick, J. 1967. Resistance of American fouldbrood in honey bees. Journal of Invertebrate Pathology 9: 30-34.

Banaszak, J. 1973. Contribution to the knowledge of Rzeszow environs (Poland). Pol. Pismo. Entomol. 43(1): 55-60.

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Batra, S. W. T. 1964b. Organisms associated with Lasioglossum zephyrum (Hymenoptera: Halictidae). Journal of the Kansas Entomological Society 38: 367-389.

Batra, S. W. T. 1965a. High altitude Entomology. Journal of the Kansas Entomological Society 38: 367.

Batra, S. W. T. 1965b. Behavior and ecology of the sweat bees (Halictidae) of India. Year book American Philosophical Society for 1965: Pp. 299-300.

Batra, S. W. T. 1966a. Nests and social behaviour of halictine bees of India. Indian Journal of Emtomology 28: 375-393.

Batra, S. W. T. 1966 b. Social behaviour and nests of some nomiine bees in India. Insectes Sociaux 13(3): 145-153.

Batra, S. W. T. 1966c. The life cycle and behavior of the primitively social bee, Lasioglossum zephyrum (Halictidae). Dissertation Abstracts 25(10). (Abstract).

Batra, S. W. T. 1966d. Nesting behavior of Halictus scabiosae in Switzerland. Insectes Sociaux 13: 87-92.

Batra, S. W. T. 1968a. Crop pollination and the flower relationships of the wild bees of Ludhiana, India (Hymenoptera, Apoidea). Journal of the Kansas Entomological Society 40: 167-177.

Batra, S. W. T. 1968b. Behavior of some social and solitary halictine bees within their nests: a comparative study (Hymenoptera: Halictidae). Journal of the Kansas Entomological Society 41: 120-133.

Batra, S. W. T. 1970. Behavior of the alkali bee, Nomia melanderi, within the nest. Annals of the Entomological Society of America 63(2): 400-406.

Batra, S. W. T. 1971. Nesting habits of halictine bees (Halictidae: Hymenoptera). In A.S. Atwal (ed.), Insect Pollinators of Crops, pp. 103-108.

Batra, S. W. T. 1972. Some properties of the nest-building secretions of Nomia, Anthophora, Hylaeus and other bees. Journal of the Kansas Entomological Society 45: 208-219.

Batra, S. W. T. 1976a. Comparative efficiency of alfalfa pollination by Nomia melanderi, Megachile rotundata, Anthidium florentinum and Pithitis smaragdula (Hymenoptera: Apoidea). Journal of the Kansas Entomological Society 49(1): 18-22.

Batra, S. W. T. 1976b. Nests of Ceratina, Pithitis and Braunsapis from India (Hymenoptera: Anthophoridae). Oriental Insects 10: 1-9.

Batra, S. W. T. 1976c. Some insects associated with hemp or marijuana (Cannabis sativa L.) in northern India. Journal of the Kansas Entomlogical Society 49(3): 385-388.

Batra, S. W. T. 1976d. Honeybees (Apis spp.) likely to be intercepted at quarantine stations. Cooperative Plant Pest Reporter 1(48-52): 900-902.

Batra, S. W. T. 1977a. Bees of India (Apoidea), their behaviour, management and a key to the genera.Oriental Insects 11(3/4): 289-324.

Batra, S. W. T. 1977b. Nests of Centris, Mellisodes and Colletes in Guatemala. Biotropica 9(2): 135-138.

Batra, S. W. T. 1978a. Establishment of Osmia cornifrons in the United States. Cooperative Plant Pest Reporter 3: 166.

Batra, S. W. T. 1978b. Aggression, territoriality, mating and nest aggregation of some solitary bees (Halictidae, Megachilidae, Colletidae, Anthophoridae). Journal of the Kansas Entomological Society 51(4): 547-559.

Batra, S. W. T. 1979a. Osmia cornifrons and Pithitis smaragdula, two Asian bees introduced in the eatern United States for pollination. Proceedings of the IVth International Symposium on Pollination Md. Agriculture Experiment Station Special Miscellaneous Publication 1: 307-312.

Batra, S. W. T. 1979b. Insects associated with weeds of the northeastern United States: Quickweeds, Galinsoga celiata and G. parviflora (Compositae). Environmental Entomology 8: 1078-1082.

Batra, S. W. T. 1979c. Insects associated with weeds in the northeastern United States. II. Cinquefoils, Potentilla norgegica and P. recta (Rosaceae). Journal of the New York Entomological Society 87: 216-222.

Batra, S. W. T. 1980a. Nests of the solitary bee, Anthophora antiope in Punjab, India. Journal of the Kansas Entomological Society 53: 112-114.

Batra, S. W. T. 1980b. Ecology, Behaviour, pheromones, parasites and management of the sympatric vernal bees Colletes inqequalis, C. thoracicus and C. validus. Journal of the Kansas Entomological Society 53(3): 509-538.

Batra, S. W. T. 1982. Hornfaced bees for efficient pollination of small farm orchards. Pp. 116-120. In: H. Kerr & L. Knutson (eds.), Research for Small Farms. USDA Miscellaneous Publications No. 1422, 301 pages.

Batra, S. W. T. 1984a. Solitary bees. Scientific American 250: 120-127.

Batra, S. W. T. 1984b. Phytophages and pollinators of Galium (Rubiaceae) in Eurasia and North America. Environmental Entomology 13(4): 1113-1124.

Batra, S. W. T. 1985. Red maple (Acer rubrum L.), an important early spring food resource for honey bees and other insects. Journal of the Kansas Entomological Society 58(1): 169-172.

Batra, S. W. T. 1987a. Ethology of the vernal eusocial bee, Dialictus laevissimus (Hymenoptera: Halictidae). Journal of the Kansas Entomological Society 60: 100-108.

Batra, S. W. T. 1987b. Deceit and corruption in the blueberry. Patch. Nat. Hist. 96(8): 57-59.

Batra, S. W. T. 1987c. Automatic image analysis for rapid identification of Africanized honey bees. Proceedings of the International Conference on Africanized honey bees and bee mites. (pages ?)

Batra, S. W. T. 1988. Automatic image analysis for rapid identification of Africanized honey bees. Pp. 260-263. In: Needham, G.R. (ed.), Africanized honey bees and bee mites. E. Horwood, Chichester, West Sussex, England.

Batra, S. W. T. 1990. Bionomics of a vernal solitary bee Andrena alleghaniensis Viereck in Andirondacks of New York [USA] (Hymenoptera: Andrenidae). Journal of the Kansas Entomological Society 63(2): 260-266.

Batra, S. W. T. 1990. Bionomics of Evylaeus comagenesis (Krurer and Atwood) (Halictidae), a facultatively polygynous, univoltine, boreal halictine bee. Proceedings of the Entomological Society of Washington 92(4): 721-731.

Batra, S. W. T. 1991. Bees and pollination in south Asia. Invitational chapter in Annals of Entomology Festschrift honoring M. L. Roonwal, ed. P. sen Sharma. 9(2): 7-9.

Batra, S. W. T. 1993a. India’s buzzy biodiversity of bees. Current Science 65(3): 277-280.

Batra, S. W. T. 1993b. Opportunistic bumble bees congregate to feed at rare, distant alpine honeydew bonanzas. Journal of the Kansas Entomological Society 66(1): 125-127.

Batra, S. W. T. 1993c. Male-fertile potato flowers are selectively buzz-pollinated only by Bombus terricola Kirby in upstate New York. Journal of the Kansas Entomological Society 66(2): 252-254.

Batra, S. W. T. 1994a. Anthophora pilipes villosula Sm. (Hymenoptera: Anthophoridae), a manageable Japanese bee that visits blueberries and apples during cool, rainy, spring weather. Proceedings of the Entomological Society of Washington 96(1): 98-119.

Batra, S. W. T. 1994b. Diversify with pollen bees. American Bee Journal 134(9): 591-593.

Batra, S. W. T. 1994c. Sahggy fuzzyfoot bees. Pomona 27(3): 57-59.

Batra, S. W. T. 1995a. The evolution of "eusocial and the originof "pollen bees". The Maryland Naturalist 39(1-2): 1-4.

Batra, S. W. T. 1995b. Solitary bees for blueberry pollination. Pp. 69-72. In Proceedings of the 7th Southeastern Blueberry Conference, Savannah, GA.

Batra, S. W. T. 1995c. Bees and pollination in our changing environment. Apidologie 26: 361-370.

Batra, S. W. T. 1996a. Biology of Apis laboriosa Smith, a pollinator of apples at high altitude in the Great Himalaya Range of Garhwal, India (Hymenoptera: Apidae). Journal of the Kansas Entomological Society 69: 177-181.

Batra, S. W. T. 1996b. Bees and pollination in our changing environment. Honeybee Science 17(2): 67-70.

Batra, S. W. T. 1997a. Fruit pollinating bees of the Garhwal Himalaya, U. P., India. Acta Horticulturae 437: 325-328.

Batra, S. W. T. 1997b. Biology of Lasioglossum (Evylaeus) matieanense (Bluthgen) [Hymenoptera: Halictidae], the predominant pollinating bee in orchards at high altitude in the Great Himalaya of Garhwal, U. P., India. Proceedings of the Entomological Society of Washington 99: 162-170.

Batra, S. W. T. 1997c. Solitary bees for Vaccinium pollination. Acta Horticulturae 446: 71-76.

Batra, S. W. T. 1997d. Solitary bees for orchard pollination. Pennsylvania Fruit News 77(4).

Batra, S. W. T. 1997e. Unsung heroines of pollination. Natural History 106(4): 42-43.

Batra, S. W. T. 1998a. Hornfaced bees for apple pollination. American Bee Journal 138(5): 361, 365. [Paper presented at the Virginia State Horticultural Society Annual Meeting in Jan., 1998.

Batra, S. W. T. 1998b. Biology of the giant resin bee, Megachile sculpturalis, a conspicuous new immigrant in Maryland. The Maryland Naturalist 42(1-2): 1-3.

Batra, S. W. T. 1999a. Biology of Andrena (Scrapteropsis) fenningeri Viereck, harbinger of spring. Proceedings of the Entomological Society of Washington 101: 106-122.

Batra, S. W. T. 1999b. Native bees in native trees: Nyssa sylvatica (Cornaceae). Proceedings of the Entomological Society of Washington 101(2): 449-457.

Batra, S. W. T. 2001. Coasing pollen bees to work for us. Pp. 85-93. in Stubbs, C & F. A. Drummond (eds.), Bees and crop pollination: Crisis, crossroads, conservation. Thomas Say Publications in Entomology.

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