提倡绿色作业，促进桉树可持续发展.pdfVIP

第33 卷 第3 期 桉树科技 Vol.33 No .3 2016 年9 月 EUCALYPT SCIENCE TECHNOLOGY Sep.2016 提倡绿色作业，促进桉树可持续发展 ＊ 杨民胜，李 超 ，吴志华 ( 国家林业局桉树研究开发中心，广东 湛江 524022) 摘要：桉树人工林的飞速发展，为国家经济和林业发展做出了重大贡献。因部分经营者缺乏森林生态经营的理念， 片面追求眼前利益，对桉树进行如机耕全垦整地、高密度种植、单一品种长期连续使用、不合理施肥、过度使用 化学农药、全覆盖使用除草剂和超短轮伐期等不合理经营，带来了如生态脆弱、水源涵养功能降低等一系列生态 问题。桉树人工林生态问题饱受社会争议，本文就经营中存在的问题展开论述，并提出科学经营桉树人工林的基 本思路和策略，促进桉树人工林健康可持续发展。 关键词：桉树人工林；经营问题；科学经营；可持续发展 中图分类号：S750 文献标识码：A Advocating Green Operation to Promote Sustainable Development of Eucalyptus Plantations YANG MIN-sheng, LI Chao, WU Zhi-hua (China Eucalypt Research Centre, Zhanjiang 524022, Guangdong, China) Abstract: The rapid development of Eucalyptus plantations has brought significant benefits to the development of the country’s productive plantation estate and also its economic development. However, some commercial plantation growers pay inadequate attention to environmental issues as they focus on pursuit of short-term profits. Not surprisingly, eucalypt plantations in China can sometimes be controversial with respect to their perceived environmental and ecological impacts. Aspects of plantation management that can be perceived as particularly controversial in the eyes of the broader public, due to their impacts on ecology and water issues, include mechanical site preparation, high plantation densities, long-term reliance on plantation monocultures, irrational fertilization, overuse of chemical pesticides and the short durati