香坪山珍稀树木园木兰科植物生长现状及发展建议

摘要

There are 30 families and 147 kinds rare tree species cultivated in Xiangpingshan Arboretum, including 9 genera and 99 kind Magnoliaceae plants, among them, five kinds listed on level 1 national protected species, 31 kinds listed on level 2 national protected species, 24 kinds listed on level 3 national protected species, 12 kinds listed on provincial protected species. From 2007 to 2010, a investigation a-bout growth situation, pests and diseases conducted on 9 genera and 99 kind Magnoliaceae plants, results showed that Magnoliaceae plants was growing worse for serious pests and diseases, and water scarcity. Thereby, development proposal was carried out.%香坪山珍稀树木园收集、培育珍稀树种30科147种,其中木兰科9属99种,国家一级保护树种5种,二级保护树种31种,三级保护树种24种,省级重点保护树种12种.2007～2010年对树木园9属50种木兰科植物的物候、长势、病虫害等基本情况进行调查,结果认为,园内部分树种病虫害严重,种群数量少,定植环境差,缺水、缺肥,因而长势较差.藉此提出了发展建议.