种植密度对油菜机械收获关键性状的影响

李小勇, 周敏, 王涛, 张兰, 周广生, 蒯婕

Effects of Planting Density on the Mechanical Harvesting Characteristics of Semi-winter Rapeseed

Xiao-Yong LI, Min ZHOU, Tao WANG, Lan ZHANG, Guang-Sheng ZHOU, Jie KUAI

表4 抗裂角指数与角果壳干重、含水量相关性分析

Table 4 Correlation coefficients of PSRI with pod wall weight and water content

品种 Variety 果壳重 Pod wall dry weight 角果壳含水量 Pod wall water content 花后天数 Days after flowering Δ含水量 Δ water content 21 d 28 d 35 d 42 d 49 d 56 d 中双11 Zhongshuang 11 0.751** -0.065 -0.45 -0.38 0.382 0.653 0.971** -0.968** 华油杂9号 Huayouza 9 0.581** 0.110 -0.73 -0.71 0.895* 0.660 0.900** -0.968**