The features and formation of iron nodules were studied in Ustic Vertisols in Yuanmou Basin based on soil-landscape analysis.
在对元谋盆地区域土壤—景观分析基础上，研究了干润变性土中铁质结核的特征和形成。
The mitigation and control of Uap-Ustic Isohumisol degradation need to popularize protective farming techniques, remodel traditional agriculture and increase farming investment.
缓解与治理简育干润均腐土退化需推广保护性耕作措施，改造传统农业，增加投入。
The mitigation and control of Uap-Ustic Isohumisol degradation need to popularize protective farming techniques, remodel traditional agriculture and increase farming investment.
缓解与治理简育干润均腐土退化需推广保护性耕作措施，改造传统农业，增加投入。
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