对仙人掌类植物“令箭荷花”,人们习惯用素沙土扦插繁殖,至少需45天才能生根存活,其自然腐烂的插条约百分之二十,存活率只有百分之八十左右,不利于商品花卉的发展。我改为用水浸泡繁殖法,经过50次反复试验,完全成功,其操作方法如下: 利用隔年生或经三个月后的健壮生长枝,截短为6—8厘米长的插条(剪口处没有破裂的为佳), The cactus plant “to make arrowhead lotus”, people are accustomed to sand cuttings multiplication, at least 45 days to survive, about 20% of its naturally decayed cuttings, the survival rate of only about 80%, is not conducive to the commodity Flower development. Instead, I switched to soaking in water. After 50 repeated trials, I succeeded completely. The method was as follows: using sturdy growth branches separated from each other or after three months, cuttings of 6-8 cm in length were cut No rupture is better),