Tianqing Du, N. X. “Effects of Green Manures During Fallow on Moisture and Nutrients of Soil and Winter Wheat Yield on the Loss Plateau of China”. Emirates Journal of Food and Agriculture, Vol. 29, no. 12, Jan. 2018, pp. 978-87, doi:https://doi.org/10.9755/ejfa.2017.v29.i12.1568. Accessed 31 Jan. 2023.