species of dryland soil 旱地土壤种类
dryland soil conservation 旱地土壤保护
ecies of dryland soil 旱地土壤种类
dryland soil co ervation 旱地土壤保护
dryland soil-plant system 旱田土壤
dryland chestnut soil 旱地栗钙土
Dryland soil is atmospheric N_2O source and is sink of atmospheric CH_4.
就整个麦豆轮作生态系统而言，旱地土壤分别是大气n_2o、CH_4的源汇。
The contents and profile distributions of total Mn and available Mn of the dryland soil and paddy soil derived from the identical parent material were remarkably different.
同一母质发育的旱地土壤和水田土壤的全锰和有效锰含量在土壤剖面中的分布明显不同。
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。
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