weedkillers

it helps to have plants that are genetically engineered to resist weedkillers, but europe has banned those.

基因改造过的植株可以抵抗除草剂，但欧洲已经禁止这样做。

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four kind of weedkillers, napropamide wp 50%, dual gold 96%, trifluralin 48% and nitrofen 50%, have been used for killing weeds on the flue cured tobacco seedbed.

用50%敌草胺WP、96%金都尔、48%氟乐灵、50%除草通4种除草剂对烤烟苗床杂草进行除草试验。

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agricultural chemicals, except fungicides, weedkillers, herbicides, insecticides and parasiticides

除杀菌剂、除草剂、除莠剂、杀虫剂和杀寄生虫药外的农业化学品

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