近年来,市场对增大,油桐发展前景好。但过去由于对油桐不大重视,不少油桐林弃管,单产水平低。实践证明,对低产油桐林进行改造,是巩固和发展油桐生产的重要措施。垦复施肥于头年10月到次年3月垦复林地,熟化土壤。对海拔600米以上、坡度25度以上的荒芜桐林进行疏伐,去劣留优,去残 In recent years, the market to increase, the prospects for the development of tung tree is good. However, in the past, due to lack of attention to tung tree, many tung tree abandoned, low yield. Practice has proved that the transformation of low-yield Tonglin forest is to consolidate and develop the production of tung oil important measures. Reclamation fertilizer in the first year from October to next year in reclaimed forest land, maturation of soil. For more than 600 meters above sea level, the gradient of more than 25 degrees of desertification Tonglin thinning, to bad superior, to the residual