This article is to discuss the soil pollution of agriculture field of environmental law from historical, comparative and semantic perspectives. It is also the thrust of this writing.
本文采取历史分析、比较研究、语义分析等方法，试图对我国农地土壤污染立法进行初浅的探讨，也是本文写作之主旨。
The results of the method showed that the soil nutrient information database on the field was suitable for variable rate fertilization decision and management in precision agriculture.
应用实践表明：建立的田间土壤养分信息库可以应用于精确农业变量施肥的决策和作业管理。
They sustained this dense settlement through raised field agriculture, a technique that improved drainage and recycled nutrients in the poor tropical soil.
高地农业技术可以改善贫瘠的热带土壤的排水和养分的循环利用。
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