黑荆树是当前国际上公认最好的栲胶原料树种。它具有生长速度快,单宁含量高,木材用处多等优点。制取的栲胶色泽浅,溶解度高,渗透快,沉淀少,是世界优质栲胶品种之一,深受制革等行业的欢迎。目前,由于我国黑荆树种植面积不大,故黑荆树栲胶尚未形成工业规模的生产能力。我国引种黑荆树始于五十年代,三十多 Black Wattle is currently recognized as the best international raw materials Trichosanthes species. It has the advantages of fast growth, high tannin content and more wood use. Preparation of the gum gum light color, high solubility, rapid infiltration, less precipitation, is one of the world’s high-quality gum varieties, by the tanning and other industries are welcome. At present, due to the small area planted by Chinese black wattle, the black wattle gum has not yet formed an industrial-scale production capacity. Introduction of Chinese black wattle began in the fifties, more than thirty