杀虫剂的

USDA found that in tandem with the farmers opening up new land, the whole agricultural input/output system comprised of multinationals and Brazilian companies is widening its presence across the state of Mato Grosso but also in outposts like Tocantins and Piaui, often in previously underdeveloped regions, making seed, fertilizer, herbicides available on the one hand and credit, purchasing, transport and export to complete the cycle.

美国农业部发现，在与农场主共同开发新土地的过程中，由国内外公司组成的整个投入／产出体系不仅越来越多地出现在马托格罗索州，而且还出现在托坎挺、帕瓦等边区村落（这些地方过去往往是欠发达地区），这一体系一方面经营种子、化肥、杀虫剂，另一方面联系信贷、采购、运输、出口等事项以完善整个体系。

In addition, herbal products may be contaminated with hazardous substances: dangerous plant chemicals, toxic metals, disease-causing micro-organisms, fumigants and pesticides.

此外， 可以用冒险物质：危险的植物化学制品，有毒金属，疾病引起的迷你有机体， fumigants 和杀虫剂污染草本植物产品。

The long-leaved plants hiding them melted like ice, turning black and curling up like spiders under insecticide.

而他们原来藏身的那些长着长长叶子的植物像冰一样熔化了，并像蜘蛛遇到了杀虫剂一样蜷缩而发黑了。

Colostrum Plus comes from USDA Grade A dairies that are hormone, pesticide, antibiotic and rBST free. We use only the first 2 milkings to guarantee potency and quality.

Colostrum Plus来自美国农业部认证的A级奶牛场，不含激素，杀虫剂，抗生素，rBST，我们使用最2次的初乳确保品质和效力。

Colostrum Plus comes from USDA Grade A dairies that are hormone, pesticide, antibiotic and rBST free. We use only the first 2 milkings to guarantee potency and quality.

Colostrum Plus来自美国农业部认证的****奶牛场，不含激素，杀虫剂，抗生素，rBST，我们使用最2次的初乳确保品质和效力。

No one knows. Suspect grapes and raisins have been screened for various pesticides, heavy metals, and mycotoxins and so far, all results have come back negative.

没人知道。嫌疑的葡萄和葡萄乾被筛选了因为各种杀虫剂，重金属，并且真菌毒素并且到目前为止，所有结果有回来的阴性。

A simple, rapid and reproducible multiresidue analytical method for the determination of pyre-throids at low nanogram levels in vegetable and fruit is described.

引 言拟除虫菊酯是一类重要的合成杀虫剂，具有高效、广谱、低毒和生物降解等特性，主要用于防治棉花、蔬菜和果树的食叶和食果害虫。

Pbo significantly synergizes fenvalerate、cypermethrin and methomyl against Xihua field resistant strain ofHelicoverpe armigera , TPP can somewhat synergize pyrethroids also.

对西华田间棉铃虫抗性种群，Pbo能显著地增加氰戊菊酯、氯氰菊酯、灭多威的毒力，大幅度地降低其致死中量，TPP对两种拟除虫菊酯杀虫剂也表现一定的增效作用；对甲基对硫磷、甲胺磷，无论是Pbo还是TPP其增效作用均十分有限。

Fertilizers and pesticides used in conventional farming are energy-intensive to produce . Out-of-season produce may be ripened in heated greenhouses or stored in cold storage.

传统农业使用化肥和杀虫剂，是能源密集型的农业生产方式，过季的产品可以在温室中催熟，或者储存在冰箱里。

This increase has been associated with drug resistance of the parasite, spread of insecticide resistant mosquitoes, poverty, social and political upheaval, and lack of effective vaccines.

这增加与药寄生动物的抵抗有关，杀虫剂抵抗蚊子，贫困，社会和政治动乱和缺乏有效的疫苗传播。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。