نتایج جستجو برای: economic intensification

تعداد نتایج: 324244  

2015
Tobias Plieninger Christian Levers Martin Mantel Augusta Costa Harald Schaich Tobias Kuemmerle

Scattered trees support high levels of farmland biodiversity and ecosystem services in agricultural landscapes, but they are threatened by agricultural intensification, urbanization, and land abandonment. This study aimed to map and quantify the decline of orchard meadows (scattered fruit trees of high nature conservation value) for a region in Southwestern Germany for the 1968 2009 period and ...

پایان نامه :0 1392

nowadays in trade and economic issues, prediction is proposed as the most important branch of science. existence of effective variables, caused various sectors of the economic and business executives to prefer having mechanisms which can be used in their decisions. in recent years, several advances have led to various challenges in the science of forecasting. economical managers in various fi...

2014
Dongmug Kang Youngki Kim Young-Il Lee Sangbaek Koh Inah Kim Hoonkoo Lee

This article presents the process of workers' problems with work related musculoskeletal disorders (WMSDs), the introduction of risk assessments (RA) for their prevention, and the consequences of this process in Korea. In 1997, economic crisis caused a rapid increase of massive layoffs, worker dispatch system introduction, job insecurity, and use of irregular workers resulting in work intensifi...

2013
F. Souty T. Brunelle P. Dumas Dorin P. Ciais C. Müller A. Bondeau

Interactions between food demand, biomass energy and forest preservation are driving both food prices and land-use changes. This study presents a new model called Nexus Land-Use which describes these interactions through a representation of agricultural intensification. The model combine biophysics and economics to calculate crop yields, food prices, and resulting pasture and cropland areas wit...

2007
Brooks Kaiser

It is the charge of economic history not only to explain the economic past, but to use it to enrich and develop economic theory (North, 1994). In paleoeconomics, theory plays the additional role of adding veracity of accounts based on sparse evidence through the demonstration of internal consistency. We synthesize pre-historical and historical evidence available from the settlement and moderniz...

2014
Jonathan Newby Rob Cramb

Smallholder teak (Tectona grandis) plantations have been identified as a potentially valuable component of upland farming systems in northern Laos that can contribute to a “livelihood transition” from subsistence-oriented swidden agriculture to a more commercially-oriented farming system, thereby bringing about a “forest transition” at the landscape scale. In recent years, teak smallholdings ha...

2015

In the context of economic ties globalization the economic actors in the certain region play a role of the agents participating in improving performance, obtaining positive dynamics of regions development and new job formation. Innovative development will make possible to increase competitive advantage both of the regions and of the country as a whole. The Republic of Tatarstan innovative devel...

2012
F. Souty

Interactions between food demand, biomass energy and forest preservation are driving both food prices and land-use changes, regionally and globally. This study presents a new model called Nexus Land-Use version 1.0 which describes these interactions through a generic representation of agricultural intensification mechanisms within agricultural lands. The Nexus Land-Use model equations combine b...

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