介绍了垄向区田技术中最佳垱距、土垱厚度、应用范围的确定及其应用中应注意的问题。
The paper introduces the determination of the optimum weir space, the thickness and application limits of the technique and matters needing attention during application.
分析了灭茬、碎土和起垄联合作业的功能特点。
Also the specialties of rototilling and ridging were analysed.
修垄犁在播种时不仅能对边行有效覆土，而且对垄床起到较好的修复作用。
The reshaping plough could not only cover seeder row effectively, but also reshape the old bed perfectly.
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