| The conservation tillage technique and it’s influences on farmland environment |
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| DOI：10.7606/j.issn.1000-7601.2007.03.14 |
| Key Words: conservation tillage farmland environment efficacy |
| Author Name | Affiliation | | LU Xiang-hui | College of Resources and Environment Northwest A＆F University, Yangling,Shaanxi 712100,China | | SUI Yan-yan | College of Resources and Environment Northwest A＆F University, Yangling,Shaanxi 712100,China | | WANG Fei | College of Resources and Environment Northwest A＆F University, Yangling,Shaanxi 712100,China；Institute of Soil and Water Conservation Chinese Academy of Sciences and ministry of Water Resources,Yangling,Shaanxi 712100,China | | MU Xing-min | College of Resources and Environment Northwest A＆F University, Yangling,Shaanxi 712100,China；Institute of Soil and Water Conservation Chinese Academy of Sciences and ministry of Water Resources,Yangling,Shaanxi 712100,China |
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| Abstract: |
| According to the idiographic complexion of our country, the article elucidated the connotation of conservation tillage: It's a technology of tillage with minimum tillage or no-tillage so as to reduce the soil's disturbing, using stalk cover the field so as to decrease laboring and tillage's cost, preventing wind & water erosion, and improving the fertility of soil and the ability of fight a drought.The paper summarized the functions about crops' growing conditions which improved by the conservation tillage measures: It's can improve the field's water use efficiency effectively, conserve soil & water and reduce soil & water loss availably, decrease the great mass of fields' removing-sands and soil-nutrient & soil-water lost, increase the amount and active of biology & microbe in the soil, increase the soil's fertility, improve soil's structure, reduce the temperature of the earth's surface, lessen evaporation.Furthermore, the article recounted the effect of plant diseases and insect pests and weeds by the conservation tillage measures.Finally, it proposed the necessity that the conservation tillage should be put in practice, and advised its emphases. |
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