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Ren, Tao, Jingguo Wang, Qing Chen, Fusuo Zhang, und Shuchang Lu. The Effects of Manure and Nitrogen Fertilizer Applications On Soil Organic Carbon and Nitrogen in a High-Input Cropping System. Public Library of Science, 2014.

Ren, Tao, et al. The Effects of Manure and Nitrogen Fertilizer Applications On Soil Organic Carbon and Nitrogen in a High-Input Cropping System. Public Library of Science, 2014.