【摘要】 对杨凌城区10条主要道路中常绿植物的种类、数量、栽植类型、生长势等应用现状的调查结果进行统计分析,通过简易评价指标对出现的常绿树种进行综合评价,并提出增加常绿树种种类、常绿植物与落叶树保持适宜比、形成农科城特色的道路绿化形式、保证生长环境、提高栽植养护技术的建议。更多还原

【Abstract】 Based on the field survey on evergreen plant of 10 main roads in Yangling city, according to statistical analysis from the aspects of species, quantity, planting type, growth potential, and so on, this paper made a comprehensive appraisal of evergreen planting by means of simple evaluation index, then put forward some suggestions: increasing the evergreen plants species; keeping appropriate ratio with deciduous trees; building the agricultural city characteristics of the road greening form; providing a good growth environment;improving the technology of planting and curing.更多还原