Plant Tumor
《英文msh詞典》Plant Tumor
[入口詞] Plant Tumor
[主題詞] Plant Tumors
[英文釋義] A localized proliferation of plant tissue forming a swelling or outgrowth,commonly with a characteristic shape and unlike any organ of the normal plant. Plant tumors or galls usually form in response to the action of a pathogen or a pest. (Holliday,P.,A Dictionary of Plant Pathology,1989,p330)