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为调整荆门市稻谷种植结构、扩大优质粳稻面积,结合湖北省“籼改粳”工程,引进34个粳稻品种进行试验筛选,筛选出的甬优4138、甬优1538两个粳稻品种株型紧凑、秆矮、茎秆粗壮、剑叶直立、抗逆性强、生育期适中,产量分别高达11 994 kg/hm2、10 854 kg/hm2,分别比对照扬两优6号增产1 462.5 kg/hm2、322.5 kg/hm2,增幅分别达13.9%、3.1%,适宜荆门中稻区域种植。
In order to adjust the planting structure of rice in Jingmen City and expand the area of high-quality japonica rice, 34 japonica rice varieties were selected for screening by screening, including “Indica-japonica” project in Hubei Province. Screening out two japonica rice varieties, Yongyou 4138 and Yongyou 1538, Compact, short stalks, stalks stalks, upright flag leaves, strong resistance and moderate growth period, the yields were as high as 11 994 kg / hm 2 and 10 854 kg / hm 2, respectively, hm2, 322.5 kg / hm2, an increase of 13.9% and 3.1% respectively, which is suitable for planting Jingmen Mid-rice.