Grain quality changes and responses to nitrogen fertilizer of japonica rice cultivars released in the Yangtze River Basin from the 1950s to 2000s
Junfei Gu, Jing Chen, Lu Chen, Zhiqin Wang, Hao Zhang, Jianchang Yang
The Crop Journal . 2015, (4): 285 -297 .  DOI: 10.1016/j.cj.2015.03.007