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日本,是世界上有名的“绿色植物的王国”。 这与他们重视林业科技发展分不开的。 培育有色树的新技术。这是日本的科学家们 利用“注射”的办法研究出来的。具体办法是: 从地面二十至三十厘米高的树干上,挖出十厘米 深的三个小洞口,然后用软管灌进碱性染色溶剂。 四个月后此树逐步变色,用什么颜色的染色溶剂 就变成那种颜色的树,甚至,每一个树枝也都变
Japan, is the world famous “kingdom of green plants.” This is inseparable from their attention to the development of forestry science and technology. New technology for cultivating colored trees. This is the Japanese scientists using the “injection” approach developed. The specific approach is: from the ground twenty to thirty centimeters high trunk, dug three centimeters deep three small holes, and then use the hose into the alkaline dyeing solvent. Four months later, the tree gradually changed color, with what color of the dyeing solvent becomes the color of the tree, and even, each branch has changed