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秋海棠用叶繁殖的实验,在植物学中是为了說明植物的叶是能够生出不定根的。下边介绍一下这个实验的方法:(1)秋海棠的叶所以能产生不定根,因为叶脉上有生出不定根的特性,因此在选取秋海棠叶作实驗,必需选用叶片肥大、完整,没有受过伤害的。同时最主要的是要在秋海棠未开花以前的叶片,因为开了花以后,叶片內储存养料恐有所減少、在秋海棠这一类的植物中,毛叶秋海棠最易生出不定根,是較好的实驗材料。(2)将毛叶秋海棠的叶片取来后,在
Begonia propagation experiment with leaves, in botany is to illustrate the plant’s leaves are able to give adventitious roots. The following describes the method of this experiment: (1) begonia leaves can produce adventitious roots, because the veins give birth to adventitious roots of the characteristics, so the choice of begonia leaves for experiments, you must use the leaves hypertrophy, integrity, no harm. At the same time the most important thing is to be not before the flowering begonia leaves, because after the opening of flowers, fear of storage of nutrients within the leaves may be reduced, begonias in this category of plants, the leaves of begonias most likely to give adventitious roots, is better Experimental Materials. (2) The leaves of the leaves of Begonia are taken after