这是一本可以长期保存。作为查询手册使用的图书。全书涵盖了4个大类100多个品种的宠物养赏知识。讲解详细，具有很强的实用性。The book is available for long-term preservation and can be used as a reference book. It covers the knowledge of pet raising and appreciation of more than 100 varieties in four major categories, offering elaborations and showing strong practicability.