The reciprocating powered-cutter wheat no-till planter, which has the functions of residue-cutting, seeding and bed-renovating, was designed based on the problems of residues blocking and seriously damaged bed shape during the planting of wheat in maize stubble coverage fields under the condition of permanent raised beds in irrigation agricultural region of northwest China.

針對西北灌溉農(nóng)業(yè)區(qū)固定壟保護性耕作條件下玉米秸稈覆蓋地壟作免耕播種小麥存在的機具堵塞91亚洲精品在线免费、壟形破壞等問題，設(shè)計了一種集切茬九九精品视频在播放一、播種和修壟于一體的往復(fù)切刀式小麥固定壟免耕播種機97超频国产在线公开免费视频。