Composition and preparation of 40/% chlorpyrifos emulsion with good effect were discussed including screening of solvent and pesticide cream.
着重讨论了40 % 毒死蜱乳油的组成和制备方法， 溶剂的选择， 乳化剂的筛选，按此配方生产的乳油药效好。
Dynamics of chlorpyrifos residues in spinach was studied from farm to table, and home processing including washing, blanching and color preserving in the present study.
本文研究了毒死蜱从田间菠菜到消费者餐桌的全程变化情况，以及水洗、漂烫和冷却等家庭操作对农药残留的影响；
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