Microsoft Word - 9梁淑敏.doc 关键词： 成都平原；耕作模式；土壤性状；作物产量 [gap=3050]Key words: Chengdu Plain; tillage systems; soil properties; crop yield
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Objective In order to provide a theoretical basis for the main tillage systems and control technology of Chengdu plain,the effects of different tillages on soil properties and yield were compared.
目的通过研究不同耕作模式对土壤性状及产量的影响,为成都平原主导耕作模式的筛选和调控技术提供理论依据。
参考来源 - 成都平原不同耕作模式的农田效应研究 Ⅰ.对土壤性状及作物产量的影响Engineering measures will lead a certain degree of negative impact on the soil properties,biodiversity and ecosystem stability.
开采矿产资源是人类活动对土地生态系统的破坏,各项工程措施会对土壤性状、生物多样性、生态系统稳定性等有一定的负面影响。
参考来源 - 基于GIS的矿区生态脆弱性评价研究·2,447,543篇论文数据，部分数据来源于NoteExpress
能改善土壤性状，增加土壤有效磷的含量。
It was also effective to improve the soil condition and increase its usable phosphor content.
有机肥似乎对改善土壤肥力和土壤性状很有效。
Organic fertilizers seemed very effective on improving soil fertility as well as soil properties.
耕性指的是使土壤易于耕作，根系易于生长的一种土壤性状。
Tilth 's the quality of a soil which makes it easy to cultivate and easy for the roots of plants to grow.
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