Ensure that no pesticide residue.
保证无农药残留。
Trunk inoculation of Shudaifu was long lasting, pollution free, safe to natural enemies and no pesticide residue in fruits. It could be popularized in the production.
树大夫树干注药，残效期长，无污染，对天敌安全，果实无残留，可在生产中推广使用。
Tests conducted on samples of frozen green beans exported to Japan showed no evidence of pesticide residue.
出口日本的冷冻青刀豆样品检测结果并未显示有农药残留痕迹。
The results also showed that there was no organochlorine pesticide residue in major tobacco growing soils in Yun...
结果也表明云南烟区土壤基本没有有机氯农药残留。
The results also showed that there was no organochlorine pesticide residue in major tobacco growing soils in Yun...
结果也表明云南烟区土壤基本没有有机氯农药残留。
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