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为了适应籼粳杂交稻的亲本选配和制种技术的需要,我们对一些税稻、粳稻及籼粳交的稳定品种的花时分布进行了调查。 材料和方法 试验于1988年和1989年的7至10月在福州南郊稻麦研究所试验农场(北纬26°)进行。调查的水稻品种共132份,其中有日本粳稻、我国北方粳稻、长江流域的三
In order to meet the needs of parental selection and seed production techniques for indica-japonica hybrid rice, we investigated the flowering distribution of some stable varieties of tax rice, japonica rice and indica-japonica hybrid rice. Materials and Methods Experiments were conducted in 1988 and 1989 and from July to October 1989 at the experimental farm of Rice and Wheat Research Institute in the southern suburb of Fuzhou (latitude 26 °). A total of 132 rice varieties were surveyed, including Japanese japonica rice, northern japonica rice in China and three rice varieties in the Yangtze River valley