نتایج جستجو برای: fenvalerate
تعداد نتایج: 214 فیلتر نتایج به سال:
We investigated 160 kinds of pesticide residues in 715 samples of 116 kinds of foods distributed in Kitakyushu city. Sixty kinds of pesticides were detected in 55 kinds of foods (204 samples) in the range of 0.002-22 mg/kg. Five kinds of pesticides in 7 samples violated the residue standards and the indication of "unused". The detection ratios of unregulated pesticide in domestic and imported f...
Dysdercus species are important pests of cotton because of their staining effect on cotton lint. Chemical control, using the newer generation of insecticides known as the synthetic pyrethroids, is the most important method of control of these pests on cotton in Kenya at present. Susceptibility studies were conducted using three pyrethroids, namely Cypermethrin, Fenvalerate and permethrin agains...
The field experiments were conducted at Bidhan Chandra Krishi Viswavidyalaya, Kalyani, West Bengal, India during kharif seasons (July–October) of 2013 and 2014 to evaluate the efficacy different bio-rational pesticides against major production constrains pigeon pea which is pod borer complex. laid out following randomized block design comprising eleven treatments including control with three re...
The transfer of pesticide residues from herbal teas to their infusion is a subject of particular interest. In this study, a multi-residue analytical method for the determination of pyrethroids (fenpropathrin, beta-cypermethrin, lambda-cyhalothrin, and fenvalerate) in honeysuckle, chrysanthemum, wolfberry, and licorice and their infusion samples was validated. The transfer of pyrethroid residues...
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