毒土
dú tǔ
- Toxic soil;pesticide-clay mixture
毒土
毒土[dú tǔ]
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方法模拟野外环境，进行毒土穿透实验和木材处理实验。
Methods Simulating field circumstance and doing soil and wood experiments .
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用甲基异柳磷毒土围苗等药杀幼虫是田间防治控制危害的重要手段。
To spread the mixture of poison insecticide soil on the land near maize plant is an important method to control larve in the field .
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用40%甲基异柳磷乳油3.75kg/hm2拌毒土于蛹期，撒施于土内，防治效果为84.48%。
The field experiments show that application of 40 % Isofenphos-methyl EC 3.75 kg / hm2 mixed with fine soil has effectiveness of 84.48 % during pupal stage .
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一定要用消过毒的盆栽土，随便用花园里的土会带来灾难性后果。
Always use sterile potting soil . Using garden soil can have disastrous effects .