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为达到林木速生丰产的目的,而采取高度集约的营林措施,是当今林业发展的趋势。在以良种壮苗和科学栽培、精细管理为主要措施的同时,林木施肥作为一项重要的速生丰产措施,在林业先进国家早已采用,我国从“七·五”期间工程林、速丰林到“八·五”的世行贷款造林项目也逐步应用。目前年施肥面积已超过10万公顷。因为科学施肥的增产效应与良
In order to achieve the purpose of quick and high-yielding forests, it is the trend of today’s forestry development to adopt highly intensive management measures. As the main measures of strong seedlings and scientific cultivation and fine management, forest fertilization as an important fast-growing and high-yielding measures has been adopted in advanced forestry countries in China from the “seven five” during the project forest, fast abundance Lin to “eight five ” World Bank loan afforestation project also gradually applied. The current annual area of fertilization has more than 100,000 hectares. Because of scientific fertilization yield effect and good