... dominance index - 优势度指数 ecotope - 生态区 vegetation classification - 植被分类 ...
基于74个网页-相关网页
Hengshan Wutaishan Mountainous area etc. The pi inting structure and its change tread in the 12 ecology districts were analyzed.
分析了12个生态区近年来的种植业结构及其变化趋势，提出各区种植业结构调整方向。
参考来源 - 山西省作物生态区划及种植结构调整研究The activities of urease and alkaline-phosphatase can be indicators of the soil fertility in the same ecological zones.3.
2.土壤脲酶和碱性磷酸酶活性在一定程度上可以用于表征同一生态区土壤的肥力水平。
参考来源 - 铬和铜对土壤生物化学活性影响的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
单一集团直接进入最大数量的生态区的战略称为垂直型经济。
This strategy of direct access to a maximum number of ecological zones by a single group is called vertical economy.
第一个是“压缩垂直性”，即单个村庄所处的位置可以方便地进入临近的生态区。
The first is "compressed verticality," in which a single village resides in a location that permits easy access to closely located ecological zones.
虽然安第斯高地的人民参与了这种网络，但他们主要依靠在尽可能多的生态区维持自主的生产力。
Although the peoples of the Andean highlands participated in such networks, they relied primarily on the maintenance of autonomous production forces in as many ecological zones as possible.
应用推荐