【摘要】 试验对叶龄诊断施肥法和常规施肥方法在不同栽培密度下产量构成因素及产量分析,结果表明:叶龄诊断法施用氮肥比常规施肥法增产3%,叶龄诊断法和常规施肥法栽培模式下,均在栽培密度30.0 cm×13.3 cm时,产量最高,达到8453 kg/hm2和8 136.8 kg/hm2。更多还原

【Abstract】 Through the experiment of leaf age diagnosis fertilization and traditional fertilization method in different planting density analysis of yield components, factors and yield results showed: leaf age diagnosis method applying nitrogen fertilizer production than conventional method 3%, cultivation pattern of leaf age diagnosis method and conventional method, both in the planting density of 30 cm×13.3 cm, the highest yield, up to 8 453 kg/hm2 and 8 136.8 kg/hm2.更多还原