“长露短晒”,又称通气用水。就是在稻田管理上,采取间歇灌溉、经常露田的科学管水方法。这种方法以水调气、以水调肥、以水调温和管水防害,从而协调地上部和地下部的生长发育,使水稻获得高产。通过几年来的生产实践和调查观察,“长露短晒”确是一项经济有效的增产措施。 “Long exposed short sun,” also known as ventilation water. Is in paddy field management, to take intermittent irrigation, often open field scientific water management methods. This method to adjust water to water, water to fertilizer, with water temperature and water pipe to prevent harm, so as to coordinate the growth and development aboveground and underground, so that rice yield. Through several years of production practice and investigation, “Long exposure short sun” is indeed a cost-effective stimulation of production.