Natural active ingredient, free of DEET and synthetic pesticides.
天然活性成分，不含驱蚊胺及合成农药。
Organic farmers do not use antibiotics, synthetic hormones, or synthetic pesticides in production.
有机农民不使用抗生素，激素的合成，或合成杀虫剂在生产。
Organic cotton is grown without synthetic pesticides, fertilizers or GMOs too, so it's a healthier alternative all the way around.
有机棉的生长过程中没有用到过人造杀虫剂，农药或其他化学物质，它的确是更健康的选择。
Aside from supporting synthetic pesticides and fertilizers, they've focused their ire lately on critics of genetically modified organisms.
除了支持化学合成农药和化肥之外，他们最近在评论基因改良有机作物时表示了不满。
But a growing demand for food drove a global shift to synthetic pesticides last century, especially once DDT and similar insecticides hit the market.
但是上世纪食物的巨大需求导致化学合成农药在世界范围内大量使用，尤其是滴滴涕和类似的农药问世以后。
Pyrethroids are one kind of effective synthetic pesticides, which have been widely used in agriculture and public health. The progress on their synthesis and application were reviewed.
拟除虫菊酯是一类重要的合成杀虫剂，具有高效、广谱、低毒和能生物降解等特性。本文简要评述了拟除虫菊酯的研究进展。
Because of their tremendous breeding potential and genetic diversity, many pests are known to withstand synthetic chemicals and bear offspring with a built-in resistance to pesticides.
由于害虫有巨大的繁殖潜力和基因多样性，许多害虫被认为能够抵抗合成化学物质，而且生育的后代对杀虫剂具有内在的抵抗力。
Organic foods are made without the use of conventional pesticides, synthetic fertilizers, antibiotics or hormones -- which could potentially reap benefits for people's health and the environment.
有机食品没有使用常规杀虫剂、合成化肥、抗生素和激素，具有使人体健康与环境受益的可能。
Vertical farms will rely solely on hydroponic organic farming techniques, which means no pesticides, synthetic fertilizers and no pollution injected into waterways.
垂直农业将仅仅依靠使用营养液的有机农业技术，这意味着不使用农药和化学肥料，也没有污染物流入到下水道。
Synthetic methods and application in medicine, pesticides, spice, plastics were described for chloropyrazine.
介绍了氯代吡嗪的合成方法及其在医药、农药、香料、塑料等领域的应用。
There are tens of thousands of synthetic industrial chemicals, pesticides, metals, and other substances for which toxicological information is limited or nonexistent.
数以万计的合成工业化学试剂，杀虫剂，金属和其他物质的毒性研究资料是有限的或者根本不存在。
In the review, the synthetic methods of quinoline N-oxide and its applications in medicines, pesticides, dyes were described in ditail.
综述了喹啉氮氧化物的合成方法及其在医药、农药、染料等领域的应用。
Tertiary alkynols are important fine chemicals which have been widely used in producing pharmaceuticals, pesticides, perfumery materials, synthetic materials, and corrosion inhibiter etc.
叔炔醇是生产医药、农药、香料，合成材料的重要精细化学品。
Tertiary alkynols are important fine chemicals which have been widely used in producing pharmaceuticals, pesticides, perfumery materials, synthetic materials, and corrosion inhibiter etc.
叔炔醇是生产医药、农药、香料，合成材料的重要精细化学品。
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