水稻机械精量有序抛秧栽培的产量形成和生长发育特征研究

王慰亲, 唐启源, 陈元伟, 贾巍, 罗友谊, 王小卉, 郑华斌, 熊娇军

Evaluation of orderly mechanical seedling-broadcasting on yield formation and growth characteristics of rice

WANG Wei-Qin, TANG Qi-Yuan, CHEN Yuan-Wei, JIA Wei, LUO You-Yi, WANG Xiao-Hui, ZHENG Hua-Bin, XIONG Jiao-Jun

表1 田间群体风速测定时各品种和种植方式的群体特征指标

Table 1 Growth characteristics of rice varieties and planting model with the measurement of wind speed

品种 Variety 种植方式 Planting pattern 株高 Plant height (cm) 地上部生物量 Above-ground biomass (g m-2) 叶面积指数 Leaf area index 黄华占 手插秧 Manual transplanting 104.2 863.5 4.13 Huanghuazhan 手抛秧 Manual seedling-broadcasting 109.7 1325.7 7.23 机抛秧 Mechanical seedling-broadcasting 105.1 1172.8 6.88 甬优1538 手插秧 Manual transplanting 104.6 1042.4 4.32 Yongyou 1538 手抛秧 Manual seedling-broadcasting 105.4 1602.6 7.84 机抛秧 Mechanical seedling-broadcasting 103.6 1248.1 7.26