Aspects of land use in slash and burn agriculture
نویسندگان
چکیده
منابع مشابه
Aspects of Land Use in Slash and Burn Agriculture
In this paper we first construct a theoretical model of land use by swidden cultivators when these cultivators can choose whether to grow a cash crop or a food/subsistence crop. Second, we study the land quality accumulation decision faced by shifting cultivators and, in the process, we show how to compute the optimal length of time during which cleared land is to be left fallow. Finally, we in...
متن کاملSustainability assessment of slash-and-burn and fire-free agriculture in Northeastern Pará, Brazil
Slash and burn agriculture, largely dependent on the duration of the fallow period to restore the productivity of the land, is extensively practiced by small landholders in Pará State, Brazil. Due to a mounting demographic pressure, fallow periods have been shortened, and signs of agronomic and ecological failure such as decreasing crop yields and structural and compositional depletion of the s...
متن کاملRoles and Impacts of Biomass Burning in Slash-and-Burn Land Use in Tropical Mountains: A Case Study in Laos
Biomass burning is an essential part of slash-and-burn (S&B) agriculture, which is widely practiced as an important food production system in the tropical mountains of Southeast Asia. S&B agriculture used to be sustainable and carbon neutral; CO2 emissions by biomass burning were balanced with photosynthetic biomass growth, and land use was stable. However, due to drastic land-use change in the...
متن کاملIndigenous livelihoods, slash-and-burn agriculture, and carbon stocks in Eastern Panama
Petra Tschakert⁎, Oliver T. Coomes, Catherine Potvin c Department of Geography/Alliance for Earth Sciences, Engineering, and Development in Africa (AESEDA), Pennsylvania State University, 315 Walker Building, University Park, PA 16802-5011, USA Department of Geography, McGill University, 805 Sherbrooke Street West, Montreal, Canada, QC H3A 2K6 Department of Biology, McGill University, 1205 Dr. ...
متن کاملTraditional Slash and Burn Agriculture as a Historic Land Use Practice: A Case Study from the Ethnic Noctes in Arunachal Pradesh, India
The present practice of traditional slash-and-burn agriculture (locally called jhum kheti) by the ethnic Noctes in Tirap district of Arunachal Pradesh, India is a part of history of rural landscapes. Even today, the local jhumias totally depends on this traditional farming system for their livelihood. Nonetheless, it is time and again considered as ‘traditional’ and firm in contrast to modern m...
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ژورنال
عنوان ژورنال: Applied Economics Letters
سال: 2003
ISSN: 1350-4851,1466-4291
DOI: 10.1080/1350485032000148259