نتایج جستجو برای: diversity management
تعداد نتایج: 1027701 فیلتر نتایج به سال:
The plant communities locating at the margins of the waterways play a vital role in the ecological processes and ecosystem services in the semi-arid mountainous regions. In this study, variations of plant diversity and composition at different distances from the waterway and its slope aspects were investigated. For this purpose, 15 sub-basins with a variety of area and length of waterway, in bo...
Biodiversity is one of the important concepts in ecology and vegetation management, and plays an important role in the health, production, and evaluation of ecosystems. Species diversity is a major part of biodiversity and one of the most important parameters of ecosystem changes. In this research, the data of the rangeland evaluation different climate zones of Isfahan province were used in fiv...
Several celebrated scholars argue that diverse preferences and coordination failure due to ethnic and cultural diversity hamper the social cohesion necessary for good economic management, leading to development failure. Using several measures of diversity, we find that higher levels of ethno-linguistic and cultural fractionalization are conditioned positively on higher economic growth by an ind...
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