河南省封丘县在1992年水稻塑料秧盘早育苗抛秧技术初试成功的基础上,为节省秧盘投资,扩大推广面积,1993年进一步试验研究一盘两用高产栽培技术。所谓一盘两用,即在一年之内,先搞一次春育苗、春抛秧;待第一次抛秧后,将腾下的秧盘再进行夏育苗、夏抛秧,经济效益更加显著。曹岗乡邵寨村春抛秧127亩,平均亩产652.6公斤,其中2亩 Fengqiu County in Henan Province in 1992 rice plastic seedlings early seedling seedling throwing technology success of the first test, in order to save seedlings investment, expand the promotion area, in 1993 to further test a dual high-yielding cultivation techniques. The so-called a dual-purpose, that is, within a year, first engage in a spring nursery, spring throwing seedlings; to be the first throwing seedlings, the next tranquil seedling tray summer nursery, throwing seedlings, more significant economic benefits . Shaogui Village, Cao Gang Township Spring throwing seedlings 127 acres, an average yield of 652.6 kilograms, of which 2 acres