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园林花卉业如何根据市场需求的变化和现代园林绿化事业的发展趋势,进一步调整花卉苗木品种的结构,以适应城乡园林绿化发展的需要,促进园林花卉产业高效、快速地发展?笔者现谈点想法,并对当前苗木品种结构调整的趋势作一介绍。1.绿化行道树种行道的遮荫树
How to adjust the structure of flower seedling varieties according to the change of market demand and the trend of development of modern landscaping in order to meet the need of urban and rural landscaping and to promote the efficient and rapid development of garden and flower industry? , And introduce the current trend of seedling structure adjustment. 1. Greenery trees tree shade trees