根好苗壮根好苗壮是提高兰花发芽率的基本前提。兰花的新芽从假鳞茎上生长出来,其假鳞茎多呈椭圆形,具有储存水分和养分的功能,是兰花生根、发芽、长叶、起蕾、开花的母体,一般由10～16个缩短的节组成,每个节上都有芽点,其中,顶部的几节芽点生长叶片。中上部 Root good seedling strong sprout is the basic premise to improve the germination rate of orchids. Orchid sprout grows from the pseudobulb, its pseudobulb mostly oval, with the function of storage of water and nutrients, orchid rooting, germination, long leaves, buds, flowering mother, usually 10 to 16 shortened Section, each node has bud points, of which the top few buds grow leaves. Upper middle