potential fertility of soil

基本解释

Taking Kai County as an example, a method of comprehensive evaluation of soil fertility level and the estimation of potential productivity is proposed and discussed.
以四川开县为例，探讨了土壤肥力的综合评价及土壤增产潜力的估算方法。
The study shows that big difference exists with the highest potential yield permitted by soil fertility under the condition of modern method of high-yielding fertilizer application.
研究表明，尽管作物施肥存在最小因子优势效应，但它与现代高产施肥获得地力潜在最高产量还具有本质的区别。
The analytical data revealed that the potential fertility of the dryland soils was rather low, such as nitrogen, phosphorus and potassium content in soil were deficient on the whole.
分析数据表明，该区旱地土壤潜在肥力较低，有机质含量差异较大，大部分土壤氮、磷、钾养分供应不足。