不同直播方式对晚稻生长发育特性及产量的影响

黄万,李晨曦,谭雪明,曾勇军,吴自明,刘桃菊,石庆华,潘晓华,曾研华

Effects of Different Direct Seeding Methods on Growth and Development Characteristics and Yield of Late-Rice

Wan Huang,Chenxi Li,Xueming Tan,Yongjun Zeng,Ziming Wu,Taoju Liu,Qinghua Shi,Xiaohua Pan,Yanhua Zeng

表1 不同直播方式对产量及其构成因素的影响

Table 1 Effects of different direct seeding methods on yield and its components

品种 Variety 处理 Treatment 有效穗数(×104/hm2) Effective panicles 每穗粒数 Grains per panicle 结实率(%) Seed-setting rate 千粒重(g) 1000-grain weight 产量(t/hm2) Yield WFY T025 WS 375.4a 125.2a 76.9a 22.9a 7.58a DS 338.4c 128.6a 76.3a 23.3a 6.11b HHZ WS 359.5b 110.8b 74.7a 23.1a 6.14b DS 340.0c 111.4b 74.3a 23.2a 5.77b