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Roltsch, W.J.; Meyerdirk, D.E. 2005 (30 Sep 2005), Biological control of the pink hibiscus mealybug, Maconellicoccus hirsutus (Green), in Imperial Valley, California, U.S.A. Second International Symposium on Biological Control of Arthropods, Davos, Switzerland, September 12-16, 2005
3(poster abstracts):126
(Ed: Hoddle, M.S.)
USDA Forest Service (Publication FHTET-2005-08)
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Roltsch, W.J.; Pickett, C.H. 2004, Developing habitat to support silverleaf whitefly natural enemies in California desert agriculture. IV California Conference on Biological Control, Berkeley, California, July 13, 14, & 15, 2004
:45-52
(Ed: Hoddle, M.)
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Keywords: Environment; Integrated pest management
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Roltsch, W.J.; Pickett, C.H.; Brown, J.A. 1997, Screening of perennial arid landscape plants for silverleaf whitefly parasite refuges. Biological Control Program Annual Summary, 1996
:21-22
(Ed: Bezark, L.G.)
California Department of Food and Agriculture, Division of Plant Industry, Sacramento, California
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Roltsch, W.J.; Pickett, C.H.; Rose, M. 1995, Silveleaf whitefly natural enemy refuges in the Imperial Valley. Biological Control Program Annual Summary, 1994
:7-9
(Ed: Bezark, L.G.)
California Department of Food and Agriculture, Division of Plant Industry, Sacramento, California
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Roltsch, W.J.; Pickett, C.H.; Rose, M. 1996, Silverleaf whitefly natural enemy refuges in the Imperial Valley. Biological Control Program Annual Summary, 1995
:15
(Ed: Bezark, L.G.)
California Department of Food and Agriculture, Division of Plant Industry, Sacramento, California
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Keywords: Biological control
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Roltsch, W.J.; Simmons, G.S.; Brown, J.A.; Casanave, K.A. 1997, Exotic natural enemy introductions in Imperial Valley to control silverleaf whitefly. Biological Control Program Annual Summary, 1996
:7-8
(Ed: Bezark, L.G.)
California Department of Food and Agriculture, Division of Plant Industry, Sacramento, California
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Roltschm W.J.; Casanave, K.A.; Brown, J.A.; 1996, Exotic species introductions in Imperial Valley to control the silverleaf whitefly. Biological Control Program Annual Summary, 1995
:3-4
(Ed: Bezark, L.G.)
California Department of Food and Agriculture, Division of Plant Industry, Sacramento, California
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Keywords: Biological control
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Roman, A. 1920, Wissenschaftliche Ergebnisse del Schwedischen entomologischen Reise des Herrn Dr. A. Roman in Amazonas 1914-1915. 3. Hymenoptera. 2. Chrysididae 8. Chalcididae (pars). Arkiv för Zoologi
12(19):1-30
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Keywords: Taxonomy
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Romani, R.; Isidoro, N.; Bin, F. 1999, Further evidence of male antennal glands in Aphelinidae: the case of Aphytis melinus De Bach (Hymenoptera: Aphelinidae). Journal of Hymenoptera Research
8(1):109-115
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Keywords: Adult morphology; Mating; Ultrastructure
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Romeis, J.; Babendreier, D.; Wäckers, F.L. 2002, Ingestion of snowdrop lectin affects fitness of adult parasitic wasps. 8th European Workshop on Insect Parasitoids, "Community Ecology", September 1-5, 2002, Tours, France
:56
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Keywords: Mathematical modelling; Reproduction; Transgenic crops
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