南岭黄檀为我省紫胶虫优良寄生树之一,冬夏二代均适宜放养紫胶虫,所产紫胶产量高,稳定,胶被丰满厚硕,连片,胶质好,据中国林科院南京林化所分析:含胶量高达86.7%,腊质含量仅3.9%,加工的虫胶片热乙醇不溶物0.78%,冷乙醇不溶物1.64%,腊质3.13%,色度13.13%,杂质少,颜色浅,可与印度优良虫胶片柠檬一号相比拟。耐虫力高达 Nanling Dalbergia is one of the excellent parasitic trees of the genus Ichneumon in our province. The genus Ichthyostella is suitable for the second generation of winter and summer. The production of shellac is high and stable. The sealant is plump, thick and contiguous. According to China Forestry Research Institute of Nanjing Linhua: gel content up to 86.7%, wax content of only 3.9%, processed shellac 0.78% ethanol insoluble matter, 1.65% cold ethanol insoluble matter, wax 3.13%, color 13.13% , Less impurities, light color, comparable with India’s excellent shellac film lemon one. Insect resistance up to