以往繁育竹节海棠,多是沙插或土插,生根慢,成活率低。而采用水插法,则有插穗缩短、生根早、繁育快、一年四季均可进行等优点。具体做法如下: 选生长健壮的枝条剪成段,穗少采用单节,穗多两节一段,一般长4～6厘米,最长不超过10厘米。穗段下端可斜剪或用快刀削,顶部保留 In the past, the growth of begonias in Siberian husks was mostly caused by sand insertion or root insertion, with slow rooting and low survival rate. The use of water interpolation, there cut short cuttings, early rooting, breeding fast, all year round can be carried out and so on. The specific practices are as follows: Select the robust growth of branches cut into segments, less spike single section, spike more than two sections, usually 4 to 6 cm long, the longest no more than 10 cm. The lower end of the spike can be cut or cut with a quick knife, the top of the reservation