natural forest reserve

基本解释

Through analyzing and summarizing the situation of natural bamboo forest in the reserve, it showed that there are five kinds of values to conserve the natural bamboo forest.
通过对海子坪自然保护区天然毛竹林的现状进行分析总结，指出海子坪天然毛竹林具有有利于竹类植物种质资源的保存；
Determinations of a 45 years old natural secondary Quercus variabilis forest in Baotianman Natural Reserve in Neixiang County, He nan Province show that its biomass was 167.
对河南内乡宝天曼自然保护区45年生天然次生栓皮栎林的生物量和净生产力的研究表明，栓皮栎林生物量为167。
Second, we may hardly make full use of practical activity resources out of school, such as zoo, botanical garden, district resources around school, natural reserve and forest park, etc.
二是努力开发和利用校外实践活动资源，充分发挥动物园、植物园、学校周围的社区资源以及自然保护区、森林公园等自然生境的作用；