与常规耕作比较,深松覆盖处理分别减少径流和土壤流失50%和90%。
Subsoiling reduced runoff and soil losses by more than 50% and 90% respectively, compared to conventional tillage.
结果表明,免耕秸秆覆盖和传统耕作秸秆覆盖两个处理土壤贮水量少,但水分利用效率高。
Result shown no-tillage and traditional tillage treatments had little water storage but higher water use efficiency.
不同耕作处理能影响土壤养分的剖面分布和养分含量及肥料的利用效率。
Tillage treatments affect soil nutrient in soil profile, soil nutrient content, and fertilizer use ratio.
不同耕作处理能影响土壤水分剖面分布。
Tillage treatments affect soil water distribution in soil profile.
试验验证结果表明,此模型能较好地反映各种耕作处理下土壤水分的变化情况。
Verification with experiments shows that this model can be used to express the variation rules of soil water content, soil temperature, evapotran…
试验验证结果表明,此模型能较好地反映各种耕作处理下土壤水分的变化情况。
Verification with experiments shows that this model can be used to express the variation rules of soil water content, soil temperature, evapotran…
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