早熟与常规熟期冬油菜品种养分吸收规律差异研究

胡宇倩,资涛,熊廷浩,张振华,宋海星

Study on the Difference of Nutrient Absorption between Winter Rape Cultivars at Early Maturity and Conventional Maturity

Yuqian Hu,Tao Zi,Tinghao Xiong,Zhenhua Zhang,Haixing Song

表2 两种熟期冬油菜品种的产量及养分收获指数

Table 2 Yield and nutrient yield indexes of two kinds of winter rape cultivars at harvest stage %

品种Cultivar 籽粒产量 Oilseed yield 氮 Nitrogen 磷 Phosphorus 钾 Potassium 湘油420 Xiangyou 420 27.7a 74.5b 77.8ab 12.7a 湘油642 Xiangyou 642 22.4b 69.7c 66.6c 9.7b 湘油1035 Xiangyou 1035 23.7ab 80.8a 76.3b 10.3b 湘杂油710×1035 Xiangzayou 710×1035 23.7ab 78.8a 82.2a 7.2c