crop clearance 中文意思是什麼
crop clearance
解釋
作物間隙-
Have already taken place to die the seedling, lousy root, brown caulis, root to the farm crop swollen, a lump etc. the phenomenon contain first aid, the clearance function, also the effect resists to infect with for two times
一一清:對作物已發生死苗爛根褐莖根腫根瘤等現象有急救清除功能,並有效抗拒二次感染。 -
To release the burden of labor intensive and low efficiency manual wheat and maize interplanting, a maize interplanting - fertilizing implement was developed. to match the implement, the tread and ground clearance of small - four - wheel tractor are increased. when sowing wheat, the interplanting line for maize is reserved to mechanize the work for the next crop
借鑒保護性耕作在廣大旱農地區已取得的成功經驗,結合山東省的生產實際和種植模式,進行保護性耕作的試驗研究;針對人工套播玉米生產效率低、播種質量差的情況,利用設計的玉米施肥套播機和改裝的小四輪拖拉機進行機械化套播玉米試驗。
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