Rice plants from dry raising seedlings grew roots quickly after transplanting and had more tillers and effective panicles, resulting in the higher yield of grains.

• 湿润育秧的秧苗，秧田期生长量大，体内积累的淀粉少，抛植大田后发苗慢，缓苗期长，最终有效穗少，产量较低；