... Nutrient Supply Reduced 营养供应减少 soil nutrient supply 土壤养分供应 With Decreasing Nutrient Supply 随降低土壤养分 ...
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Soil indigenous nutrient supply 土壤养分供应力
Conflict between soil nutrient supply and crop demand is one of the technical bottlenecks influencing organic crop production.
土壤养分供应与作物需求间的矛盾是影响有机种植作物产量的技术瓶颈之一。
The function of forest floor on water conservation, nutrient supply, promoting biological respiratory intensity and soil development are discussed.
探讨了森林地层在水土保持、养分供应、促进生物呼吸强度和土壤发育等方面的作用。
The results indicated that the soil organic matter and total N of 26-year-old PBCA stand increased. the activities of soil biochemistry strengthened. the amount of available nutrient supply enhanced.
得出结果：26年生杉阔轮栽模式土壤有机质和全N含量增加．土壤生化活性加强．土壤速效养分供应量增强；
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