培育健壮秧苗是确保水稻优质高产高效的重要前提和基础。因此,民间自古就有“秧好半年稻”之说。数十年来,围绕培育壮秧,我国水稻育苗技术经历了多次革新,使育秧技术水平有了很大提高。然而不容回避的事实是,这些技术在很大程度上都增加了育苗操作的复杂性,增加了育苗成本,更重 Cultivating robust seedlings is an important prerequisite and foundation for ensuring high yield and high efficiency of rice. Therefore, the folk have “good seedlings for six months,” said. For decades, around the cultivation of strong seedlings, rice seedling technology in our country has undergone many innovations, so that the level of seedling technology has been greatly improved. However, the unavoidable fact is that these techniques have to a large extent increased the complexity of nursery operations, increased nursery costs and even heavier