江淮地区稻-麦周年产量差及其与资源利用关系
杜祥备1(), 习敏2, 孔令聪1,*(), 吴文革2,*(), 陈金华3, 许有尊2, 周永进2
Yield gaps of rice-wheat double cropping and its relationship with resource utilization in Yangtze-Huaihe Rivers region
DU Xiang-Bei1(), XI Min2, KONG Ling-Cong1,*(), WU Wen-Ge2,*(), CHEN Jin-Hua3, XU You-Zun2, ZHOU Yong-Jin2

图3. 江淮地区不同稻-麦产量群体生育期气候资源截获
A、C、E为水稻, B、D、F为小麦。不同小写字母表示在0.05水平差异显著。

Fig. 3. Accumulated radiation, growth degree-days and precipitation in rice and wheat seasons under different yield levels in Yangtze-Huaihe rivers region
A, C, E are responsible for rice; B, D, F are responsible for wheat. Values marked with different lowercase letters indicate significant differences at P < 0.05.