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通过品种对比试验,筛选出适宜南方气候特点,性状综合表现较好的粳稻品种,为推广“籼改粳”提供依据。1材料与方法1.1供试品种根据江西省农技推广总站统一安排,共收集了21个晚粳试验品种,分别为:杂交粳稻甬优1538、甬优5549、甬优7850、甬优8050、甬优7753、甬优5550、甬优5552、甬优10号(粳糯)、春优927、春优84、两优274、嘉优中科2号、嘉优中5号、申优17、申优24,
Through the comparative test of varieties, the japonica rice varieties suitable for the characteristics of the south climate and the better overall traits were screened out, which provided the basis for popularizing “indica change japonica”. MATERIALS AND METHODS A. Test Varieties According to the unified arrangement of Jiangxi Agricultural Science and Technology Extension Station, a total of 21 late japonica rice varieties were collected, including japonica hybrid rice Yongyou 1538, Yongyou 5549, Yongyou 7850, Yongyou 8050, Ningbo 7753, Yongyou 5550, Yongyou 5552, Yongyou 10 (japonica glutinous), Chunyou 927, Chunyou 84, Liangyou 274, Jiayouzhongke 2, Jiayouzhong 5, Shenyou 17, Excellent 24,