Paulownias are among the fastest growing trees in the world,but they often suffer tremendous loss of wood production due......

将预培养不同时间的白花泡桐组培苗叶片分别放置到含有不同浓度秋水仙素的双层（液体和固体）MS＋NAA0．1mg·L^-1＋BA18mg·L^-1培......