Urbahns, T.D. 1916 (23 Oct 1916), Life-history of Habrocytus medicaginis, a recently described parasite of the chalcis-fly in alfalfa seed. Journal of Agricultural Research
7(4):147-153
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Keywords: Chalcidoidea as pests; Life history/life cycle; Parasitism
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Urbahns, T.D. 1917 (12 Feb 1917), Tetrastichus bruchophagi, a recently described parasite of Bruchophagus funebris. Journal of Agricultural Research
8(7):277-282
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Keywords: Chalcidoidea as pests; Life history/life cycle; Parasitism
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Urbahns, T.D. 1919 (10 Feb 1919), Life-history observations on four recently described parasites of Bruchophagus funebris. Journal of Agricultural Research
16(6):165-174
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Keywords: Life history/life cycle
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Urbahns, T.D. 1920, The clover and alfalfa seed chalcis-fly. Bulletin of the United States Department of Agriculture
812:20pp
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Keywords: Chalcidoidea as pests; Chalcidoid phytophagy
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Urban, A.J.; Eardley, C.D. 1995, A recently introduced sawfly, Nematus oligospilus Foerster (Hymenoptera: Tenthredinidae), that defoliates willows in southern Africa. African Entomology
3(1):23-27
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Keywords: Hosts
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Urban, A.J.; Tribe, G.D.; Cillié, J.J. 1987, Dispersal of the introduced parasitoid Enoggera polita (Hymenoptera: Pteromalidae), and its intial colonization of Eucalyptus tortoise beetle, Trachymela tincticollis (Coleoptera: Chrysomelidae), in the southern Cape Province. Proceedings of Congress of the Entomological Society of Southern Africa
6:77-78
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Keywords: Biological control; Hosts
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Urban, C. 1914, Beiträge zur Lebensgeschichte der Käfer. III. Entomologische Blätter für Biologie und Systematik der Käfer
10(9-12):225-231
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Urban, C.; Kopelke, J.P. 2004, The composition and function of insect communities living in catkins of willow (Salix spp.): (Insecta: Coleoptera; Diptera; Lepidoptera; Thysanoptera; Hemiptera: Hymenoptera). Senckenbergiana Biologica
84(1/2):81-95
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Urban, J. 1993, The occurrence and development of the sawfly Nematus melanaspis Htg. (Tenthredinidae, Hymenoptera) in willows grown in the plantations in Moravia. Lesnictví, Práce
39(3-4):129-137
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Keywords: Hosts
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Urban, J. 1993, Pecking galls of the sawfly Euura laeta Zadd. et Brischke and Euura mucronata Htg. (Symphyta, Tenthredinidae) by birds. Lesnictví, Práce
39(5):192-201
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Keywords: Hosts
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