广西昭平县拥有1000多万立方米松树立木蓄积量，松脂资源丰富。过去脂农采脂割面严重超负荷，生他几十年的松树，仪采割5－6年就作废。近年来，该县推广新技术后，松脂产量由每年1400多吨上升到2400多吨，特级品率由10％增到7O％以上，全县脂农每年增收230多万元，一个采脂工日 Zhaoping County in Guangxi has more than 10 million cubic meters of pine stumpage reserves, abundant rosin resources. In the past, fat-harvesting and fattening severely overburdened the raw pine trees that he had been producing for decades and was abolished for 5-6 years. In recent years, the county to promote new technologies, the production of rosin rose from 1,400 tons per year to 2,400 tons, the premium rate increased from 10% to 7O%, the county fatter more than 2.3 million annual income, a plucking day