نتایج جستجو برای: rangeland plants
تعداد نتایج: 200479 فیلتر نتایج به سال:
It has been hypothesized that some herbivores may increase the cycling of nutrients in ecosystems, thereby increasing plant production even after herbivore consumption is considered. Such herbivory could maintain the productivity of ecosystems and should not be curtailed. This contrasts with the traditional view whereby herbivory always reduces plant production. Two grasshoppers (Melanoplus san...
Background and purpose: Livestock exploitation and grazing is the most important human activity, the choice of which depends on various factors. The importance of how to manage customary rangeland systems in recent decades has made it one of the challenges of rangeland management in the country. Rangelands need principled management and planning for existing resources (water, soil and plants) a...
Under the harsh environmental conditions present in severely overgrazed, semiarid rangelands, facilitator plants offer a promising tool for ecological restoration. This study investigated facilitative effects of Aloe secundiflora—a native drought-tolerant, unpalatable, thorny shrub—on grass establishment in degraded rangelands in Kenya. We planted native perennial grass seeds adjacent to three ...
Based on the Project report of Determination Rangeland Availability and Range Status Classes carried out by Management Eastern Anatolia Agricultural Research Institute, eleven districts Çanakkale are ordered in terms rangeland quality. For this reason, four different rankings were obtained AHP, TOPSIS, VIKOR WASPAS methods. According to made methods, while district with highest quality was Biga...
Prescribed rangeland burning in April is a long-standing practice in the Flint Hills region of eastern Kansas to maintain the tallgrass prairie ecosystem. The smoke plumes originating from these fires increases ambient PM2.5 concentrations and potentially contributes to ozone (O3) exceedances in downwind communities. Source apportionment research using Unmix modeling has been utilized to estima...
The Grasshopper Integrated Pest Management Project (GHIPM) WDS a S15 million projccllhat lasted from 1986 La 1994 to identify, develop, and implement rangeland grasshopper management tactics within the Framework of Integrated Pest Management (lPI\'I) in the western United Stales. Computer simulation has been used La fulfill many original objectives for GHIPM and help bridge the gap between theo...
since last decades, there has been a growing interest in the human/social dimensions of natural resources governance especially the structure of social networks in achieving to successful co-management of natural resources. network analysis as a suitable tool in optimum planning of the “network management” of rangeland in regional scale, can improve inter-organizational decision-making and coor...
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