نتایج جستجو برای: shifting cultivation

تعداد نتایج: 61727  

Journal: :Remote Sensing 2023

Tropical dry forest is one of the most threatened ecosystems, and it disappearing at an alarming rate. Shifting cultivation commonly cited as a driver tropical loss, although helps to maintain coverage but with less density. We investigated dynamics their contributing factors find out if there equilibrium between these two processes. classified multi-temporal Sentinel-2A images machine learning...

Journal: :Journal of economics, finance and management studies 2021

Shifting cultivation is still an important form of agricultural production and suitable for mountainous areas. To ensure food security improve the lives residents, it necessary to have active swidden management measures based on local experience technical advances exploit land resources effectively sustainably. This paper concludes that effective shifting control strategy would require (1) Chan...

2005
Xu Jianchu

he forest cover in the Xishuangbanna Prefecture of China’s Yunnan Province has decreased significantly, from 62.5% in 1950 to only 33.9% in 1985. According to the government census, the population has increased from 200,000 to nearly 800,000 over roughly the same time. Indigenous people, particularly swidden cultivators, are often blamed for destroying the forests of Xishuangbanna. The concept ...

2014
S. Radha T. Hari Prasad

First report on the production of protease through fed batch cultivation using co-culture of Pseudomonas putida and Staphylococcus aureus from a crude carbon source, banana peel. Batch production by using synthetic medium, impact of some of the process parameters on cell growth and alkaline protease activity was investigated and the optimized values were found to be inoculum size of 5 % (v/v), ...

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