笔者多年来在水育苗的移植过程中发现:水育苗和沙床育苗移植的最佳时期截然不同。沙床育苗,其根系越老(呈茶褐色),须根越发达,移植成活率越高;而水育苗,则是出根前移植,比出根后移植成活率高。如1996年将水育月季苗在有2～3条白色根(长3～4厘米)时移 The author over the years found in the transplanting of seedlings of water: water seedlings and sand bed nursery transplant the best time is completely different. Sand bed nursery, the older its root system (brown), the more developed fibrous roots, the higher the survival rate of transplants; and water nursery stock, it is a root before transplantation, than after the root transplant survival rate. As in 1996 will be hydroponic rose seedlings in 2 to 3 white roots (3 to 4 cm long) when the shift