Chinese Agricultural Science Bulletin ›› 2005, Vol. 21 ›› Issue (11): 244-244.

Special Issue: 耕地保护

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Study on The Contribution of Shajiang Black Soil Fertilizer and The Appropriate Technical Measures of Applying Fertilizer

Zhang Cunling, Chen Longtan, Cao Chengfu, Kong Lingcong, Ji Yongmin   

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