双季机械直播早籼稻品种的丰产性和稳产性

陈丽明,周燕芝,谭义青,吴自明,谭雪明,曾勇军,石庆华,潘晓华,曾研华

High and Stable Yield of Early Indica Rice Varieties with Double-Season Mechanical Direct Seeding

LiMing CHEN,YanZhi ZHOU,YiQing TAN,ZiMing WU,XueMing TAN,YongJun ZENG,QingHua SHI,XiaoHua PAN,YanHua ZENG

表9 不同产量类型直播早稻茎鞘物质输出及转化特征

Table 9 Output and transformation characteristics of stem dry matter of direct seeding early rice with different yield types

产量水平 Yield level 物质输出率 MOR (%) 表观转换率 ACR (%) 表观转化率 ATR (%) 高产 HY 26.45a 14.75a 19.44a 中产 MY 18.06b 10.21b 13.75b 低产 LY 11.76c 6.54c 8.69c