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松脂是工业原料,采割松脂是生产队的一项副业。在采脂技术工作中,如何才能获得产量高,质量好,而又不影响松树的生长?为此,我曾到盛产松脂的荔浦县茶城、马岭、兴坪、栗木等地区,进行调查,并于采脂期间作了现场观察。这些地区,每年产
Rosin is an industrial raw material, and the harvesting rosin is a sideline of the production team. In the pasting technology, how to get high yield, good quality, but does not affect the growth of pine trees? To this end, I have to rich in fat Lipu Lipu County Tea City, Maling, Xingping, chestnut and other regions, Investigation, and made during the lipid-coated observation. These areas, every year