在柑桔生产中，时常产生“小老树”、“衰弱树”、“旺长树”、“实生树”和“烂脚树”等５种不良柑桔树，严重影响柑桔产量和质量的提高，阻碍着柑桔经济林的健康发展。近两年来，我所科技干部与果农在总结经验的基础上，找出了５种不良柑桔树的成因和改造途径，现总结如... In citrus production, five poor citrus trees, such as “small old tree”, “weak tree”, “wang long tree”, “real tree” and “bad foot tree” are often produced, which seriously affect the yield and quality of citrus Improve, hinder the healthy development of citrus economic forest. In the past two years, our science and technology cadres and fruit growers found the causes and transformation ways of 5 kinds of bad citrus trees on the basis of summing up their experiences, and now summarizes such as ...