黄山松嫩枝嫁接成效分析

黄山松嫁接是快速营建黄山松无性系嫁接种子园的关键技术,黄山松嫩枝嫁接可提高成活率和保存率。但要取得好的成效,必须注意砧木和接穗的选择和保鲜,以及嫁接手的熟练程度,尤其应注意砧木的切口方向、切口高度、切口处砧木年龄、接穗的粗度、接穗的本质化程度、接穗的切面长度等各种因素对成活的影响,否则会降低保存率。

Effect analysis of twig grafting of Pinus taiwanensis

The twig grafting of Pinus Taiwanensis is the key technology in rapidly constructing clonal P.taiwanensis grafting seed orchard. Twig grafting with regard to P.taiwanensis can raise survival and conservation rate.To achieve the better effect,selecting and keeping stocks and scions fresh are very important,and the skill of grafters is also decisive.Especially many factors influence the survival,which include stock's direction,height,age of incision,and scion thickness,lignification degree,length of cut on scion,otherwise the rate to keep them alive and fresh declines.