暖温带和温带大多数植物磷含量相对较高，而钙含量较低，部分植物有聚铁和聚锰现象。
Most plants in the temperate zone have relatively high content in phosphorus while the calcium content is relatively low. Some plants have an abundant collection of iron and manganese.
摘要：磷元素植物生长必需的矿质元素之一，而土壤中可溶性磷的含量比较低。
Abstract: phosphorus is one of the essential mineral elements to plant growth, however, there is fairly less content of soluble phosphorus in soil.
目的建立气相色谱—电子捕获检测器(GC - ECD)测定植物性食品中亚胺硫磷含量的检测方法。
To establish a new gas chromatography-electron capture detection (GC-ECD) method for quantitative detection of phosmet in plant food.
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