Application of Different Amount of Controlled-release Coated Urea Combined with Conventional Urea on Spring Maize
YI Wen-ping, BI Chang-hai, QU Hao-yu, LI Wei, ZHAO Li, WU Liang, CAO Bin, XU Qiu-ming
J4 . 2013, (9): 1385 -1390 .  DOI: 10.11869/hnxb.2013.09.1385