被誉为世界王牌的黑荆树栲胶已在四川达县地区栲胶厂投入批量生产。原产澳大利亚的黑荆树速生树种,为常绿乔木,其树皮食单宁量高,列为当今世界优良的栲胶原料。八十年代初,四川达县地区的开江、达县等县的林业部门积极推广引种黑荆树的栽培技术,通过科学管理,现保存一定面积。近两年开始间伐采剥树皮,仅该地区开江县1992年剥皮交售量约70t。为开发栲胶新品 Known as the world’s ace of black wattle gum has been Dacao plastic factory in Sichuan Daxian put into mass production. Native Australian Wattle fast-growing tree species, evergreen trees, the bark of the diet rather high, as today’s world excellent gum material. In the early 1980s, the forestry departments of the Kai River and Daxian Counties in Sichuan’s Daxian County actively promoted the cultivation of introduced black wattle trees. Through scientific management, a certain area is now preserved. In the recent two years, the cutting and stripping of barks has taken place. In 1992, only about 70t of peeled bark was sold in Kaijiang County in the area. For the development of new plastic products