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一、玉米倒伏的种类玉米倒伏是指玉米茎秆节间折断或倾斜。玉米倒伏的方式有三种:茎倒、根倒及茎折。茎倒是茎秆长得细长,植株过高,基部机械组织强度差,遇暴风雨造成茎秆倾斜。根倒是根系发育不良,灌水及雨水过多,遇风引起倾斜度较大的倒伏。茎折主要是抽雄前生长较快,茎秆组织嫩弱及病虫危害,遇风引起的茎秆折断。其中,对产量影响最大的是茎折,其次是根倒,
First, the types of corn lodging Corn lodging refers to the corn stalk internode break or tilt. There are three ways to lodging corn: stem down, root down and stem off. Stem instead stem grow slender, tall plants, poor mechanical strength at the base, in case of storms caused stalks tilt. The root actually touches the root system dysplasia, irrigation and excessive rainfall, when the wind caused a large tilt lodging. Stem fold is mainly tasseled faster growth, weak stalk tissue and pests and diseases, stems caused by wind break. Among them, the biggest impact on the yield stems, followed by root down,