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pro vyhledávání: '"M. K. Sears"'
Publikováno v:
Environmental Entomology. 37:973-979
Publikováno v:
Canadian Journal of Plant Science. 85:949-954
Western corn rootworm (WCR), Diabrotica virgifera virgifera L., is the most serious insect pest of corn, Zea mays L., in North America. Crop rotation had successfully controlled this pest until the late 1980s when a new biotype that lays its eggs in
Publikováno v:
Annals of Applied Biology. 124:27-36
Summary The polymerase chain reaction (PCR) was employed to develop a specific assay for plant pathogenic mycoplasmalike organisms (MLOs). A cloned fragment of a plasmid from a severe strain of western aster yellows (AY)-MLO was sequenced to identify
Publikováno v:
Environmental entomology. 37(4)
Harmonia axyridis Pallas is an introduced lady beetle common in eastern North American agroecosystems. Two-choice behavioral bioassays were performed to determine whether visual and olfactory stimuli from prey and host habitats could elicit taxis in
Publikováno v:
Environmental entomology. 36(5)
Thermally dependent development of soybean aphid (Aphis glycines Matsumura) and common buckthorn (Rhamnus cathartica L.) were examined in growth chambers in spring 2005. Models based on ambient air temperatures for all development events were develop
Publikováno v:
Environmental entomology. 36(3)
Soybean aphid, Aphis glycines Matsumura (Homoptera: Aphididae), is a severe pest of soybeans in North America. Soybean aphid populations cycle between a secondary summer host, where populations reproduce parthenogenetically and a primary host, where
Publikováno v:
Journal of economic entomology. 99(1)
After greenhouse and outdoor microplot experiments, a critical density of two third instars per microplot for third instars of European chafer, Rhizotrogus (Amphimallon) majalis (Razoumowsky), in corn, Zea mays L., was derived. On average, the number
Autor:
M. K. Sears, E. S. Tomlin
Publikováno v:
Journal of chemical ecology. 18(3)
Feeding by Colorado potato beetles and artificial defoliation had a minor effect on the profile of amino acids in potato foliage, whereas feeding by potato leafhoppers caused an increase in about one half of the amino acids measured.
Publikováno v:
Journal of Economic Entomology. 76:368-374
Microbial and chemical insecticides provided control of Pieris rapae (L.) and Trichoplusia ni (Hubner) on cabbage when applied to field plots based on predetermined densities of eggs and small and large larvae. In excess of 90% of cabbage harvested f
Autor:
M. K. Sears, R. A. Chapman
Publikováno v:
Journal of Economic Entomology. 72:272-274
Residue analyses were performed on samples of turfgrass treated with chlordane, diazinon, chlorpyrifos, and CGA 12223 (O,O-diethyl 0 [1-isopropyl-5-chloro-l, 2,4-triazolyl (3)] phosphorothioate) when applied under optimum conditions at rates normally