广东油茶幼林大田平衡施肥技术.pdfVIP

第31 卷 第3 期 经 济 林 研 究 Vol. 31 No.3 2013 年9 月 Nonwood Forest Research Sep. 2013 广东省油茶幼林大田平衡施肥技术 丁晓纲，张应中，刘喻娟，张祥宇，陈清凤，蔡 坚，李永泉，李远平 （广东省林业科学研究院，广东 广州 510520 ） 摘 要：为了给油茶的合理施肥提供理论依据，在大田中对普通油茶、高州油茶、广宁红花油茶幼林进行了不 同的施肥处理，分别测定了其树高、地径、冠高、冠幅以及叶片面积、周长、长和宽等指标值。结果表明：最 佳的施肥方法是采用有机肥与无机肥相结合、大中微量元素养分相配合的复合营养配方，并根据油茶生长对养 分的需求规律分次施用。 关键词：油茶幼林；平衡施肥；大田试验 中图分类号： + 文献标志码： 文章编号： S606 .2 ；S794.4 A 1003—8981(2013)03—002 1—08 Balanced fertilization techniques in the field of Camellia oleifera young plantation in Guangdong DING Xiao-gang, ZHANG Ying-zhong, LIU Yu-j uan, ZHANG Xiang-yu, CHEN Qing-feng, CAI Jian, LI Yong-quan, LI Yuan-ping (Guangdong Academy of Forestry, Guangzhou 510520, Guangdong, China) Abstract: In order to provide a theoretical basis for rational fertilization in Camellia oleifera, young plantations of C. oleifera Abel., C. gauchowensis Chang and C. semiserrata Chi. were treated by different fertilization methods in the field, and some indicators were determined, including tree height, ground diameter, crown height, crown width and leaf area, perimeter, length, width, and so on. The results show that organic fertilizer combining with inorganic fertilizer, large, medium and trace elements cooperating, and applying the compound nutrition formula at different times is the best fertilization method, based on nutrient requirements of C. oleifera growth. Key words: Camellia oleifera; balanced fertilization; field experiment 油茶属山茶科Theacease 山茶属Camellia L. 多 油率高。高州油茶Camellia