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Zwölfer, H.; Harris, P. 1984, Biology and host specificity of Rhinocyllus conicus (Col., Curculionidae), a successful agent for biocontrol of the thistle Carduus nutans L. Zeitschrift für Angewandte Entomologie
97:36-62
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Zwölfer, H.; Kraus, M. 1957, Biocoenotic studies on the parasites of two fir- and two oak- tortricids. Entomophaga
2(3):173-196
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Zwölfer, H.; Pschorn-Walcher, H. 1968, Wie verhalten sich Insektenparasiten gegenüber eingeschleppten, faunenfremden Wirten? Anzeiger für Schädlingskunde
41(4):51-55
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Zwolfer, H.; Rinehart, J. 1994, Parasitoids as a driving force in the evolution of the gall size of Urophora on Cardueae hosts. Systematics Association Special Volume
49:245-247
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Keywords: Hosts; Parasitism
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Zwolfer, H.; Rinehart, J.A. 1993, The evolution of interactions and diversity in plant-insect systems: the Urophora-Eurytoma food web in galls on Palearctic Cardueae. Ecological Studies Analysis and Synthesis
99:211-233
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Keywords: Hosts; Parasitism
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Zwölfer, W. 1966 (31 Jul 1966), Applied entomology in developing countries. Experience of an applied entomologist in the Near East. (In: Proceedings of the German Society for Applied Entomology. Part 1.) Zeitschrift für Angewandte Entomologie
58(1):5-9
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Zydenbos, S.M.; Withers, T.M. 2003, The seasonal abundance of the newly established parasitoid complex of the eucalyptus tortoise beelte (Paropsis charybidis). New Zealand Plant Protection
56:51-55
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Keywords: Biological control; Hosts; Seasonality
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Zykoff, W.P. 1911 (30 Sep 1911), Les parasites des psychides. Entomologicheskoe Obozrenie
11(2):213-218
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Zykov, I.E. 1995, Buprestid beetles of the genus Sphenoptera (Coleoptera, Buprestidae), pests of stone-fruit trees in the Transcaucasian region of central Asia. Zoologicheskiy Zhurnal
74(1):41-56
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