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Creator:: Al-Zabidi, Ahmed Hizam, 1953-
Abstract:: Role of temperature and photoperiod on development of the filbert leafroller, Archips rosanus L., (Lepidoptera: Tortricidae) from the Willamette Valley, Oregon was studied in the laboratory and in the field. Both temperature and photoperiod had a significant influence on the developmental rate of this species from neonate larva to adult...
Resource Type:: Dissertation
Full Text:: the Willamette Valley of Oregon. Abstract approved: Professor. M. T. AliNiazee Role of

Creator:: Kasana, Abdulmajid
Resource Type:: Dissertation
Full Text:: , Rhagoletis completa Cresson (Diptera: Tephritidae) in the Willamette Valley of Oregon AN ABSTRACT OF THE

Creator:: Saeed, Mohammad
Abstract:: A parasitic wasp, Trioxys pallidus Haliday (Hymenoptera: Aphidiidae) was imported from Europe and initially released against the filbert aphid Mvzocallis coryli (Goetze) in hazelnut (filbert) orchards of the Willamette Valley, Oregon beginning in 1984. In the present study, I investigated the establishment rates of this parasitoid. A total of 13...
Resource Type:: Masters Thesis
Full Text:: 80 VII. APPENDIX 87 LIST OF FIGURES FIGURE PAGE 1. Map of Willamette Valley, Oregon, showing

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