... low moor peat 低位泥炭 low productive soil 低产土壤 luxury absorption 奢侈吸收 ...
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Amelioration of low productive soil 低产田改良
·2,447,543篇论文数据，部分数据来源于NoteExpress
Two grades of yearly input of organic fertilizer has been suggested for the organic matter balance of medium or low productive soil respectively.
提出了中、低产田在各保持两个量级有机质平衡对，每年应投入各有机物料的数量。
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