Oasis Beach Longwan dam and the Gobi, two ecology, separated by a river, a strong contrast, the rolling dunes and the Heart Island in the distance across the river. 9 of the Yellow River, more than Longwan Johnson.
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To solve this problem, the two questions must be answered: what is the constraint that the nature resources and ecology environment put on the economic activity of human being?
要解决这个问题，两个问题必须得到回答。 自然资源和生态环境到底给人类经济活动施加什么样的约束?。
This paper presents for the first time information on the reproductive ecology of two dioecious fig species, mainly on their phenology, the reproductive behaviors of associated fig wasps and ecology.
本文主要从榕树物候学、榕小蜂繁殖行为学和生态学三个方面展开对西双版纳热带雨林下的歪叶榕和假斜叶榕两种榕树的繁殖机制研究。
The content of landscape planning of tourism resort was generalized and analyzed by applying the theory of landscape ecology in chapter two.
第二章借用景观生态学的“斑”、“廊”、“基”、“缘”的景观结构理论对度假区景观规划的内容进行分类概括。
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