一、重施苔肥增产原因及其反作用油菜重施苔肥增产,这是众所周知的道理。重施苔肥之所以增产,从生物学基础方面看,主要是因为抓住了油菜营养不足、角数不多这一主要矛盾。重施苔肥可以促进光合面积增大(首先促进短柄叶,其次是无柄叶),根系扩展,苔壮枝多,增枝增角,达到以 First, the reasons for the re-application of moss fertilizer and its reaction Rape re-application of moss fertilizer production, which is well-known truth. The reason why re-application of moss fertilization, from a biological basis, mainly because of seized rape lack of nutrition, the corner of the main contradiction. Re-application of moss fertilizers can promote photosynthetic area increased (first promote the short leaves, followed by the handleless leaves), root expansion, moss strong branches, increased branch angle, to