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基于我国松脂生产的发展趋向,我们进行了叶面喷施法(即将一定浓度的药剂,喷施于松树针叶上,以喷湿为度,从而使得松脂高产的方法)化采的探索性试验。初试结果报告如下:
Based on the development trend of turpentine production in our country, we carried out exploratory experiments of foliar spray (ie, spraying a certain concentration of medicament onto pine needles and spraying it for a long time so that the yield of turpentine is high) . Preliminary results reported as follows: