weed killers

网络释义

1.	杀莠草剂止用杀莠草剂(weed killers)，代以锄草工作。对付为害蔬菜和果园最重的蚜虫(aphids 即Plant louse)采用散布养殖的lady bugs… www.springsf.org\|基于4个网页

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全部全部,杀莠草剂杀莠草剂

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There have been calls from conservationists to limit the use of pesticides and to ban certain weed killers .

Two of the plants growing in the wild showed resistance to both kinds of weed killers.