黑荆树别名澳洲金合欢,为含羞草科常绿乔木,高可达15米,是热带亚热带树种,原产澳大利亚和南非,我国已在广东、云南,广西、福建、浙江等省引种成功,引种区年均气温15°～20℃,绝对低温为-6°,年降雨量1200～1800mm。种植黑荆树经济价值高,经营周期短, Acacia Acacia, the evergreen tree of the mimosa family, up to 15 meters high, is a tropical and subtropical tree species, native to Australia and South Africa. Our country has introduced successes in Guangdong, Yunnan, Guangxi, Fujian and Zhejiang provinces, The introduction of the annual average temperature of 15 ° ~ 20 ℃, the absolute low temperature of -6 °, the annual rainfall of 1200 ~ 1800mm. Black wattle cultivation economic value, short operating cycle,