北方盆栽苏铁的授粉与育苗１采粉与授粉苏铁雌雄株开花不遇，雄株开花后应及时收集花粉。１９９０年６月３０日雄花序已长成柱状，小孢子叶呈松散状态，轻轻触动可见黄色花粉飘发出来，即可收集花粉，放入干燥器，置于５℃恒温箱内保存。７月２０日雌球花开放，即大孢子叶... Northern potted cyclamen pollination and nursery 1 mining and pollination Cycadine male and female plants do not flowering, male plants should be collected after flowering pollen. June 30, 1990 Male inflorescence has become a columnar, microspore leaves loose state, gently touch visible yellow pollen floating out, you can collect pollen, into the dryer, placed in a 5 ℃ incubator to save. July 20 female flowers open, namely megaspore leaves ...