نتایج جستجو برای: agricultural researchers

تعداد نتایج: 272110  

2003
Steven Were Omamo

The central argument in this report is that most policy research on African agriculture is irrelevant to agricultural and overall economic policy in Africa, and that the policy research community—and the agricultural economics profession in particular—must shoulder a significant part of the blame for this state of affairs. A wide-ranging review of recent research reveals that agricultural econo...

2013
Ajay S. Singh Micah B. Masuku

Advance applied science researches have experienced a dramatic change in knowledge and an exponential increase in technology. A lot of these technical developments involve agricultural researches and these researches deal with groups rather than individual cases and usually field and experimental study. The goal of applied research is to provide data to support existing knowledge by filling inf...

2013
N. Shalal T. Low C. McCarthy N. Hancock

Mobile robots operating in agricultural environments have been a significant subject for researchers. The rapid advancement in communication, sensors and computing technologies has provided important progress in the field of agricultural autonomous robot guidance systems. Automated agricultural robots save labour costs, prevent people from performing risky operations, and provide the farmer wit...

2014
Yuejiao Li Xiaohuan Yang Hongyan Cai Linlin Xiao Xinliang Xu Marc A. Rosen

Terrain, an important limiting factor in land use change, strongly influences agricultural productivity. This study investigated the topographical characteristics of agricultural potential productivity of cropland transformations in China during the first decade of the 21st century, and explored the impacts of cropland transformations with different terrains on agricultural potential productivi...

2007
Andy Hall

In recent years the there has been an increasing recognition of the potential of the innovation systems concept to provide new ways of making more effective use of agricultural research and improve its impact on socially desirable outcomes. This paper documents the experiences of a group of researchers in India who experimented with this framework and tried to operationalise its principles in p...

2016

This article reviews literature on competitiveness of agricultural product and input markets. Although researchers in the United States and Europe emphasize different stages of the agricultural and food marketing system, their focus is similar: extent of buyer power, although both have largely ignored the sector supplying inputs to agriculture. The key conclusion is that there is little robust ...

2014
Fabio Guttler Dino Ienco Maguelonne Teisseire Jordi Nin Pascal Poncelet

Nowadays, a huge amount of high resolution satellite images are freely available. Such images allow researchers in environmental sciences to study the di↵erent natural habitats and farming practices in a remote way. However, satellite images content strongly depends on the season of the acquisition. Due to the periodicity of natural and agricultural dynamics throughout seasons, sequential patte...

2016
Ian M. Sheldon Ian Sheldon

This article reviews literature on competitiveness of agricultural product and input markets. Although researchers in the United States and Europe emphasize different stages of the agricultural and food marketing system, their focus is similar: extent of buyer power, although both have largely ignored the sector supplying inputs to agriculture. The key conclusion is that there is little robust ...

2013
Raja Chakir

We propose a spatial disaggregation tool to help researchers make the best use of aggregated data in studies of land use. The proposed approach uses parcel-level agricultural data in conjunction with biophysical processes to break down agricultural regional data to the pixel level. It is a two-step procedure. First, we estimate a landuse model using a multinomial logit model. Second, we disaggr...

2017

This article reviews literature on competitiveness of agricultural product and input markets. Although researchers in the United States and Europe emphasize different stages of the agricultural and food marketing system, their focus is similar: extent of buyer power, although both have largely ignored the sector supplying inputs to agriculture. The key conclusion is that there is little robust ...

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