نتایج جستجو برای: natural pastures
تعداد نتایج: 485137 فیلتر نتایج به سال:
In the Neotropics the predominant pathway to intensify productivity is generally thought to be to convert grasslands to sown pastures, mostly in monoculture. This article examines how above-ground net primary productivity (ANPP) in semi-natural grasslands and sown pastures in Central America respond to rainfall by: (i) assessing the relationships between ANPP and accumulated rainfall and indice...
Habitat restoration is a key measure to counteract negative impacts on biodiversity from habitat loss and fragmentation. To assess success in restoring not only biodiversity, but also functionality of communities, we should take into account the re-assembly of species trait composition across taxa. Attaining such functional restoration would depend on the landscape context, vegetation structure...
Many studies on the population dynamics of questing ticks on pastures and of parasitic ticks on cattle have been conducted. Few, however, have attempted to link the two in a single study. This study aimed to assess the population dynamics of questing ixodid ticks on pastures and of adult ticks on two breeds of cattle with different levels of susceptibility to tick infestation on the same pastur...
asafoetida is one of important medicinal plant of the apiaceae family that due to over harvesting from natural pastures has been endanger to elimination. knowledge and studies of plant biology and germination behavior can lead to the development of its cultivation and protection in the natural pastures. this experiment was conducted to evaluate asafoetida seeds germination on the response to te...
The prevalence of Corona disease as one of the most critical infectious diseases has increased the risks of food security in different parts of the world. Local communities, especially in rural areas, are highly dependent on natural resource-based ecosystem service strategies to manage global food security and meet livelihood needs. Forests and pastures can also provide goods and servic...
Amazonia holds the largest continuous area of tropical forests with intense land use change dynamics inducing water, carbon, and energy feedbacks with regional and global impacts. Much of our knowledge of land use change in Amazonia comes from studies of the Brazilian Amazon, which accounts for two thirds of the region. Amazonia outside of Brazil has received less attention because of the diffi...
The increasing human impact on the earth's biosphere is inflicting changes at all spatial scales. As well as deterioration and fragmentation of natural biological systems, these changes also led to other, unprecedented effects and emergence of novel habitats. In boreal zone, intensive forest management has negatively impacted a multitude of deadwood-associated species. This is especially alarmi...
English wood pastures have become a target for ecological restoration, including the restoration of pollarded trees and grazing animals, although pigs have not been frequently incorporated into wood pasture restoration schemes. Because wood pastures are cultural landscapes, created through the interaction of natural processes and human practices, a historical perspective on wood pasture managem...
In a country that occupies leading position in the world terms of land area, dispute has not yet entered agenda, including issue rational use and protection natural pasture lands. According to official data, 94.3 million hectares have been put into operation republic. Only 36 percent pastures are used for animal husbandry, remaining share is among free land. Most utilized belongs legal entities...
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