不同施肥水平对甘蓝型黄籽油菜含油量的效应研究
CHINESE JOURNAL OF OIL CROP SCIENCES(2004)
Abstract
采用4因素正交旋转组合设计,研究了氮、磷、钾、硼施用量对供试品种渝黄1号和GH06种子含油量的影响.结果表明:1) 氮、磷、钾、硼养分因子对含油量均有较大影响;2)施用氮肥有降低含油量的作用,而钾、硼肥有提高含油量的作用,增施磷肥在一定范围内可以提高含油量,超出适宜范围则会降低含油量; 3)氮、磷肥水平之间有较显著的互作效应,并与土壤本身的理化性状有关.
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