黄河故道滨海中低产田耕作与增施有机肥对土壤性状及稻-麦周年产量的短期影响

顾克军,顾东祥,张斯梅,张传辉,张恒敢,吴晶晶,樊平声

Short-Term Effects of Tillage and Organic Fertilizer Application on Soil Characters and Annual Rice-Wheat Yield in Coastal Low- and Medium-Yield Farmland of the Old Yellow River

Kejun Gu,Dongxiang Gu,Simei Zhang,Chuanhui Zhang,Henggan Zhang,Jingjing Wu,Pingsheng Fan

表3 稻-麦轮作不同耕作方式下小麦产量构成因素（2018年）

Table 3 Yield components of wheat under different tillage patterns in rice-wheat rotation system (2018)

处理 Treatment 穗粒数 Grains per spike 千粒重 1000-kernel weight (g) 穗数 Ear number (×104/hm2) 单产 Yield (kg/hm2) RW1 28.9a 39.9a 459.0 5 458.5c RW2 27.9a 37.8b 580.5 6 040.5a RW3 28.4a 38.1b 547.5 5 694.0b RW4 27.8a 39.1ab 531.0 5 812.5b RW5 27.3a 40.5a 585.0 6 001.5a