将2 0 %甲基立枯磷乳油施于油菜中，采用气相色谱分析技术研究甲基立枯磷在油菜叶片及油菜籽中的残留降解情况。
The residue and degradation of tolclofos-methyl was studied by gas chromatography after 20% tolclofos-methyl EC had been applied to the rape field.
积累镉油菜、不耐镉油菜和印度芥菜叶片中的镉都主要以氯化钠提取态、醋酸提取态和去离子水提取态存在。
Three predominant forms of Cdin Cd accumulator oilseed rapes, non-tolerant oilseed rape and Indian mustard were NaCl-extractable, acetic acid-extractable and water-extractable Cd.
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