نتایج جستجو برای: forestry policies
تعداد نتایج: 131189 فیلتر نتایج به سال:
Agricultural Support Policies and China’s Cyclical Evolutionary Path of Agricultural Economic Growth
Due to the weak nature of agricultural production, governments usually adopt supportive policies protect food security. To discern growth agriculture from 2001 2018 under China’s support policies, we use nonlinear MS(M)-AR(p) model distinguish economic cycle into three regimes—rapid, medium, and low—and analyze probability shifts maintenance among different regimes. We further calculated averag...
background & aim: in recent years, iran and other countries pay special attention to side effects of chemical plants. this interest in plants and their derivatives leads to business of medicinal plants. in caspian region, in forestry projects there are many plant species with medicinal uses from which the locale indigenous used due to traditional experience without any especial processing i...
(1) Background: It is of great significance to evaluate the impact forestry subsidies on income forest farmers improve policy and enhance efficiency. (2) Methods: Based static panel data household tracking surveys from 2014 2018 in Sichuan, Liaoning, Zhejiang provinces China, impacts farmer paths were systematically verified via parameter estimation with Fixed-Effect model. (3) Results: Forestr...
Modeling forest and range land development in rural locations, with examples from eastern Oregon Jeffrey D. Kline a,∗, Alissa Moses b, Gary J. Lettman b, David L. Azuma c a USDA Forest Service, Pacific Northwest Research Station, Forestry Sciences Laboratory, 3200 SW Jefferson Way, Corvallis, OR 97331, USA b Oregon Department of Forestry, Salem, 2600 State Street Salem, OR 97310, USA c USDA For...
The trade relationship between small-scale growers and processing companies often plays an important role in determining the nature and extent of benefi ts derived from commercial forestry, and the distribution of these benefi ts. Many strategies are used by individual small-scale growers, village communities, companies and government agencies to form partnerships to undertake commercial forest...
Prioritizing efforts that adapt agriculture to a warmer climate requires understanding how different regions and sectors of the agricultural system respond warming. We assess regional sectoral responses in rising temperatures using rich comprehensive panel Chinese counties over more than two decades. leverage temperature variations both from year multiple-year periods separately identify short-...
1 Department of Microbiology and Plant Pathology, Tree Protection Co-operative Programme (TPCP), Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, Gauteng, South Africa, 2 Department of Genetics, Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, Gauteng, South Africa, 3 Department of Plant Sciences, Tree Protect...
1 Natural Resources Program, Department of Forestry and Environmental Resources, North Carolina State University, Raleigh, NC, United States, 2 Department of Forestry and Environmental Resources, North Carolina State University, Raleigh, NC, United States, 3 Fisheries, Wildlife, and Conservation Biology Program, Forestry and Environmental Resources, North Carolina State University, Raleigh, NC,...
Xiao-Yi Wang, Zhong-Qi Yang , , Juli R. Gould, Hui Wu and Jian-Hai Ma The Key Laboratory of Forest Protection, State Forestry Administration, Research Institute of Forest Ecology, Environment and Protection, Chinese Academy of Forestry, Beijing 100091, China Animal and Plant Health Inspection Service, Department of Agriculture, Otis ANGB, MA 02542 5008, USA Forestry Bureau of Sanming City in Fu...
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