Crop yield, nitrogen uptake and nitrate-nitrogen accumulation in soil as affected by 23 annual applications of fertilizer and manure in the rainfed region of Northwestern China

Author: Yang Sheng-Mao   Malhi S.   Song Jian-Rong   Xiong You-Cai   Yue Wei-Yun   Lu Li   Wang Jian-Guo   Guo Tian-Wen  

Publisher: Springer Publishing Company

ISSN: 1385-1314

Source: Nutrient Cycling in Agroecosystems, Vol.76, Iss.1, 2006-09, pp. : 81-94

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