香蕉组培苗二级育苗技术（二）红河州茶桑果站６６１４００李玉昌五、苗圃管理（一）水分。组培苗在假植阶段对水分十分敏感，缺水表现生长缓慢、干枯，渍水则烂根、烂头死苗，成活率低的原因主要由于土壤渍水不透气、缺水和空气湿度低所致。一般浇足定根水后立即全封闭，... Banana tissue culture secondary seedling technology (2) Honghe tea mulberry station 661400 Li Yuchang Fifth, nursery management (A) of water. Tissue culture seedlings were very sensitive to moisture in the stage of fake planting, water-deficit showed slow growth, dry, waterlogging, rotten roots and dead shoots, the reason of low survival rate was mainly due to soil airtight, lack of water and low air humidity Due. General pouring foot root water immediately after the closure, ...