多年来,我区种胶供应一直从外地调入,花费较高。 1970年隆安县林科所开始引种胶60斤,用南岭黄檀作寄生树,进行放养试验,17年来,连续繁殖33个世代,共收原胶1850多斤,种胶1500多斤,除供应本县的城厢等5个乡镇种胶外,还供应马山、横县部分种胶。一九八四年冬和一九八五年春,在长期低温阴雨,对紫胶虫生长影响很大的情况下,仍收得种胶150多斤。目前紫胶虫已基本 Over the years, my area gum supply has been transferred from the field, spend higher. In 1970, Lincoln of Longan County started to introduce 60 kilograms of jelly and used Nanling Dalbergia as parasitic tree for stocking test. In the past 17 years, it has propagated for 33 generations in succession, receiving 1850 kilograms of raw jelly and 1500 kilograms of seed gum. Chengxiang County, the supply of five towns such as rubber, but also supply Mashan, Hengxian part of the plastic. In the winter of 1984 and the spring of 1985, over 150 kilos of seed rubber were still received despite long-term low temperature and rainy weather, which greatly affected the growth of the lac bug. The current lac insect has been basic