田保明 ¹;袁志华 ²;王建平 ³

¹郑州大学,河南,郑州,450001,河南省农业科学院,河南,郑州,450002;²河南农业大学,河南,郑州,450002;³河南省农业科学院,河南,郑州,450002;

摘要： 建立了油菜植株的力学模型,给出了油菜茎秆抗倒伏性的参数关系式.根据此参数关系式,可对油菜的抗倒伏能力进行综合分析和评价.茎秆系数(λ)小、弹性模量大者,抗倒伏能力强.对于同一油菜品种,茎秆系数越小,抗倒伏能力越强.

关键词: 油菜, 抗倒伏, 势能驻值原理

CLC Number:

田保明 ;袁志华 ;王建平 . 油菜茎秆抗倒伏的力学分析及综合评价探讨[J]. 河南农业科学, 0, (): 30-32.

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Knowledge