... 土壤肥力适宜性 Soil Fertility Suitability 土壤肥力评价 fertility evaluation 无穷的土壤肥力 inexhaustible fertility of soil ...
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... fertility degree 肥力等级 fertility evaluation 肥力评价,土壤肥力评... fertility index 肥力指标 ...
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fertility evaluation system 肥力评价系统
farmland fertility evaluation 耕地地力评价
soil fertility evaluation factor 耕地地力评价因子
evaluation on soil fertility 肥力评价
evaluation of soil fertility 土壤肥力评价
·2,447,543篇论文数据，部分数据来源于NoteExpress
So enzyme activities could be used as an index for soil fertility evaluation of wetlands covered with different vegetation in Yellow River Delta.
三种酶可以作为评价黄河三角洲冲积平原湿地土壤肥力的指标。
The results showed that total nitrogen, available nitrogen and organic matter were the main fertility indicators for soil fertility evaluation in the planted forest land on the Loess Plateau.
结果表明，全氮、碱解氮和有机质是黄土丘陵区人工林土壤主要的肥力指标，其含量能更好地反映土壤肥力状况。
The fertility in different pedons of purple soils was evaluated by means of fuzzy comprehensive evaluation.
以综合评价总分，比较了不同土体肥力的优劣。
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