摘要
采用高产夏大豆品种泗豆11号,每亩1.96万株、每株65.4粒,百粒重23.3克,亩产261公斤。最大叶面积指数出现在播后的68天左右,为6.9;最高物质生长率出现在播后的76天左右,为6.16克/米~2.天;经济系数为0.36—0.40。
The morphological indices and yield components of summer soybean Sidou No.11fora yield of 261.8kg/mu was analysed as follows :a)plant density was 19.6 thousand plants/mu;b)num-ber of seeds per plant was 65.35;c)weight of 100 seeds was 23.28 g; d)The peak index of leaf area was 6.91 at about 68 days after sowing,and the peak substance accumulation was 6.16g/m2.day at about 76 days after sowing
出处
《中国油料》
CSCD
北大核心
1993年第3期49-51,共3页
关键词
产量结构
大豆
栽培
高产
Soybean
Yield components
Morphological indices
