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2 3个生态区试验田地理及气象条件

Table 2 Geographic and meteorological conditions of the three experimental locations

地点 Location 海拔 Altitude (m) 经度 Longitude 纬度 Latitude 4-7月日均降水量 Average diurnal rainfall from Apr. to Jul. (mm) 4-7月日均气温 Average diurnal temperature from Apr. to Jul. (℃) 鄱阳 Poyang 24 116°67′ 29°00′ 53.3 25.5 上高 Shanggao 51 114°92′ 28°23′ 50.1 24.9 兴国 Xingguo 162 115°35′ 26°33′ 56.5 26.4