Effect of Different Application Rate of Nitrogen Fertilizer Under Straw Return on Maize Yield and Inorganic Nitrogen Accumulation

by ZHANG Xin, SUI Shi-jiang, LIU Hui-ying, AN Jing-wen
Published 2014-06-01

Effects of polyaspartic acid urea on rice yield and nitrogen concentrations in paddy field ponding water

by WANG Na, XU Jia-yi, ZHANG Xin, SUI Shi-jiang, YE Xin, NIU Shi-wei
Published 2021-01-01