为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

Sanjiang 平原是冲积泛滥平原的一个广阔区域；在东北 Heilongjiang 省的低山。因为在过去的过多的陆地开垦，整个森林区域；质量减少了......

通过对松潘县牟尼和小姓两个乡的典型调查，对该县非木质林产品开发利用现状和存在的主要问题进行了分析，提出了县域非木质林产品的持......

Implementation is expected to be a measure for sustainable forest management by providing benefit for forest users based......

石斛是常用名贵中药材,应用广泛.但石斛属植物自然繁殖力极低,生长缓慢,加之掠夺性采挖,致使野生石斛资源已经严重枯竭.石斛的栽培......

Bloodroot distribution and abundance were assessed in the Waynesville watershed in Western North Carolina. This high qua......

This study sought to examine the utility of termites to rural households in depressed regions of Bikita,Zimbabwe.Colonia......