油菜轮作对后茬作物产量的影响

张顺涛,鲁剑巍,丛日环,任涛,李小坤,廖世鹏,张跃强,郭世伟,周明华,黄益国,程辉

Effect of Rapeseed Rotation on the Yield of Next-Stubble Crops

ZHANG ShunTao,LU JianWei,CONG RiHuan,REN Tao,LI XiaoKun,LIAO ShiPeng,ZHANG YueQiang,GUO ShiWei,ZHOU MingHua,HUANG YiGuo,CHENG Hui

表1 油菜轮作对后茬水稻产量构成因子的影响（沙洋和信阳）

Table 1 Effect of rapeseed rotation on yield components of rice (Shayang and Xinyang)

试验点 Site 处理 Treatment 穗数 Spike number (×104 spike/hm2) 每穗粒数 Grain number per spike 结实率 Seed setting (%) 千粒重 1000-grain weight (g) 沙洋 Shayang 油-稻RR 252.0a 177.0a 93.2a 22.01a 麦-稻WR 245.0a 158.9b 89.4a 20.85a 信阳 Xinyang 油-稻RR 391.7a 98.0a 69.9a 24.28a 麦-稻WR 364.0b 77.8b 69.1a 24.47a