品种搭配对湖北省玉米-晚稻复种产量及资源效率的影响

刘志辉, 潘高峰, 陈文, 秦明广, 曹凑贵, 常昌龙, 展茗

Effects of varieties collocation between crop seasons on the yield and resource use efficiency of maize-late rice cropping in Hubei province

Zhi-Hui LIU, Gao-Feng PAN, Wen CHEN, Ming-Guang QIN, Cou-Gui CAO, Chang-Long CHANG, Ming ZHAN

图3 玉米-晚稻模式前后季积温比值(TR)及周年积温利用率(TUE)与周年相对产量的关系 M-JR: 玉米搭配粳稻品种; M-IR: 玉米搭配籼稻品种。*表示P ≤ 0.05。

Fig. 3 Relationship of GDD ratio between two crops seasons (TR) and its percentage of the total annual GDD≥10°C (TUE) with the relative annual yield under maize-late rice cropping M-JR: maize varieties cropping with japonica rice varieties; M-IR: maize varieties cropping with indica rice varieties. * indicates significant difference at P ≤ 0.05.