黑荆树——林业黑金子梁仰贞黑荆树又名澳洲金合欢，系含羞草科金合欢属的常绿乔木，是世界著名的速生、高产、优质栲胶树种，又是用材。薪炭、水保、绿化、肥料、蜜源树。在我国赣南地区的引种实践中，发现其单位面积产值是其它林地同期产值的３０多倍，发展高效林业没有... Black Wattle - forestry black gold Liang Yang Zhen Acacia, also known as Acacia, Department of Mimosa Acacia genus of evergreen trees, is the world-renowned fast-growing, high-yielding, high-quality gum tree species, but also timber. Firewood, water conservation, afforestation, fertilizers, nectar trees. In the practice of introduction of Gannan in our country, we found that the output per unit area is more than 30 times of the output value of other forest land in the same period, and the development of efficient forestry does not ...