Through fixed field experiment and determinations of soil moisture, the field water utilization efficiency of wheat and rape seeds was discussed under no tillage and straw mulching.
通过田间定位试验和土壤水分的测定，探讨了免耕和秸秆覆盖还田对小麦、油菜土壤水分利用效率的影响。
Result shown: the wheat straw mulching is best way for water saving, but the saving efficiency is related directly with the method of straw utilization in the paddy field.
结果表明：不同覆盖物中，麦秸的节水效果最好，但还田方式与节水效果直接相关。
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