Horticultural (與園藝有有的,園藝學(xué)的) practice has long made use of vegetative cloning of plant parts (shoots,leaves,etc. ) for selective and rapid propagation of many plant species. Subsequently,plant tissues such as root tips,cambium (形成層) or plant tumours were f......(本文共 5414 字) [閱讀本文] >>


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