RESISTANCE IN HOUSE-FLIES (DIPTERA, MUSCIDAE) SELECTED WITH 50 PPM FEED-THROUGH CYROMAZINE

被引:0
作者
SHEPPARD, DC
GAYDON, DM
MILLER, RW
机构
[1] MISSISSIPPI STATE UNIV,MISSISSIPPI STATE,MS 39762
[2] USDA ARS,BELTSVILLE AGR RES CTR,LIVESTOCK INSECTS LAB,BELTSVILLE,MD 20705
来源
JOURNAL OF AGRICULTURAL ENTOMOLOGY | 1992年 / 9卷 / 04期
关键词
RESISTANCE; CYROMAZINE; LARVADEX(R); HOUSE FLY; FEED-THROUGH; MUSCA-DOMESTICA; DIPTERA; MUSCIDAE;
D O I
暂无
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
House fly populations in Mississippi, Maryland, and New Jersey which were poorly controlled with a 5.0-ppm cyromazine feed-through treatment were bioassayed to determine their response to this chemical. Resistance factors (RF's) of 25.6 to 44.6 were found. These are significantly higher than RF's selected with an earlier 1.5-ppm cyromazine feed-through treatment. Resistance potential of a more concentrated sprayable cyromazine has proven to be less in a United States study and in Denmark because its higher intermittent dose is less selective for resistant individuals. The sprayable cyromazine's potential for resistance selection in these preselected populations is unclear.
引用
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页码:257 / 260
页数:4
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