Through field investigation and chemical analysis, the reasons why soil ecological environment deteriorated on facility farmland were studied.
采用调查研究与化学分析相结合的方法，对设施农田土壤生态环境恶化的原因进行了初步研究。
In field conditions, rainfall simulation experiments were conducted to study the influence of slope, rainfall and tillage on infiltration in sloping farmland of purple soil.
在田间条件下，利用人工模拟降雨研究了坡度、降雨、耕作方式对紫色土坡耕地入渗过程的影响。
The purpose of this paper is to analyze and review methods of determination of farmland transfer price in foreign countries and thus to contribute to the theory and practice in this field in China.
研究目的：分析和介绍国外农地转用价格的确定方法，为中国农地转用价格的理论研究和实践提供借鉴。
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