“soil fertility grading”的概念、定义、翻译、参考文献-科学参考

单词	soil fertility grading
释义	soil fertility grading Encyclopedia 农学土壤肥力分级释 soil fertility grading土壤肥力分级根据土壤供应和协调水、肥、气、热的特征指标，将土壤划分成若干肥力等级的过程。
随便看	Tian Heng and His 500 Retainers Tian Hong's Tomb of Northern Zhou Tianhougong Temple in Quanzhou Tianhou Temple at Causeway Bay Tian Hua Tianhuajing Theatre Tianhuangping pumped-storage power station tianhuang stone Tianjia'an Qu Tian Jian Tianjin Tianjin Academy of Art Tianjin Academy of Fine Arts Tianjin ancient cultural street Tianjin Baxianshan National Nature Reserve Tianjin Baxian Shan nature reserve Tianjin Beidagang wetland nature reserve Tianjin Binhai Hi-Tech Industrial Development Area Tianjin Binhai international airport Tianjin Bohai Chemical Industry Group Tianjin Chenxiang Art Museum Tianjin Children's Libiary Tianjin city Tianjin College of Operas Tianjin Conservatory of Music

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