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竹节海棠(Begonia coccinea)为喜阴的盆栽花卉,茎翠绿而多节有如竹杆,叶背面紫红,上面绿色并点缀有白色斑点,株形高雅俊秀。花色粉红或深红,花序大而美丽,花期长达四、五个月,故是一种很有价值的观叶、观花植物。用扦插或分芽繁殖,不但影响株形,而且速度很慢,用叶片来进行培养,则年增殖率可达百万株,移栽的试管苗生长健壮,当年即可开花。那么,竹节海棠的叶片培养是如何进行的呢?你可以以盆栽的竹节海棠叶片为材料,将其从叶柄基部切下,放入流水中冲洗并用小软毛刷刷去叶面上的尘土,这时可用吸水纸吸去叶片上的水份,然后投入6％安替福民(市售的次氯酸钠商品名,含活性氯不少于5.2％)溶液中灭菌8分钟,用无菌水冲洗三次,
Begonia coccinea is a potted flower of hi yin. The stems are green and multi-sectioned like bamboo poles. The back of the leaves is purple, the top is green and dotted with white spots. Color pink or dark red, inflorescence large and beautiful, flowering up to four or five months, it is a valuable view of foliage, ornamental plants. With cutting or sub-bud reproduction, not only affect the shape of plants, but also very slow, with leaves for culture, the annual growth rate of up to one million strains of transplanted plantlets grow robust, then flowering. So, how to carry out the leaf culture of Begonia tuberosum? You can take the potted Begonia lobatum as material, cut it from the base of petioles, wash it in running water and brush it on the foliage with a small soft brush Dust, this time available absorbent paper to suck the water on the leaves, and then put 6% aventis (commercial sodium hypochlorite trade name, containing not less than 5.2% active chlorine) solution of sterilized 8 minutes, with sterile Rinse three times,