rotary tillage and stubble-mulch 旋耕埋草
crop stubble mulch 作物残茬
no-till with stubble mulch 留茬覆盖免耕
stubble e mulch 残茬覆盖
mulch stubble sweep 除茬覆盖用箭形铲
stubble and straw mulch 残茬和秸杆覆盖
The growth and grain yield of summer maize in three kinds tillage management of no tillage, moldboard plowing and sub-soiling under two conditions of stubble mulch and no mulch have been conducted.
对小麦机械收获后残茬覆盖与不覆盖两种条件下免耕、翻耕和间隔深松三种土壤耕作方式夏玉米的营养生长及籽粒产量进行了研究。
The study of herbicide deposition on soil surface and wheat stubble in different wheat mulch conditions is conducted.
研究了不同兑水量情况下，除草剂在免耕麦茬土壤表面和麦茬上的沉积规律。
With increasing straw mulch and height of stubble, the soil wind erosion rate decreased in the same velocity.
土壤风蚀速率随着覆盖量的增加而降低，随着留茬高度的增加而降低。
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