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木本植物上的一种新病害—臭椿白锈病臭椿，又名椿树、白椿等，为苦木科，臭椿属落叶乔木，树高可达３０ｍ，胸径１ｍ以上。因其耐寒、耐瘠薄，对气候条件要求不严、对病虫害抗性强，故成为近年我区更新造林和城市绿化树种。１９９７年９月我们在银川市植物园发现个别臭...
A new disease on woody plants - Ailanthus Corneum white rust Ailanthus altissima, also known as Chun tree, white toon, etc., for the bitter branch, Ailanthus belongs to deciduous trees, tree height up to 30m, diameter more than 1m. Because of its cold, barren infertility, lax requirements on climatic conditions, strong resistance to pests and diseases, it has become a new afforestation and urban afforestation species in our area in recent years. September 1997 We found individual stinks in Yinchuan Botanical Garden ...