搜索结果: 151-165 共查到“知识库 农业经济学”相关记录1652条 . 查询时间(3.931 秒)
Taxation of exports – theory and practice
developing countries efficiency loss primary agricultural products
2015/5/4
Taxation of export has been used by many countries. As of June 2014, there are 53 member countries of the WTO using export tariffs or taxes. Theoretically, a large country which is able to influence t...
Identification of key factors for enhancing competitiveness: an exploratory study of the selected agri-biotech firms of Punjab in India
bargaining power suppliers competitive rivalry
2015/5/4
The present study covers empirical research on the selected Agri-Biotech firms of Punjab. The sample has been chosen from the state of Punjab covering the sectors Food Processing Industry, Fertilizer ...
Evolution of Land Distribution in West Bengal 1967-2004:Role of Land Reform and Demographic Changes
Inequality Land Reform Household Division Land Markets Equality and Inequality
2015/4/29
This paper studies how land reform and population growth affect land inequality and landlessness, focusing particularly on indirect effects owing to their influence on household divisions and land mar...
The Value of Advice:Evidence from Mobile Phone-Based Agricultural Extension
Management Practices and Processes Performance Productivity Agribusiness Mobile Technology
2015/4/27
Attempts to explain the astonishing differences in agricultural productivity around the world typically focus on farm size, farmer risk aversion, and credit constraints, with an emphasis on how they m...
What Do Non-Governmental Organizations Do?
Non-Governmental Organizations homeland by conflict
2015/4/20
Atop a cliff overlooking Lake Albert in western Uganda, nearly 20,000 refugees from Sudan and the Democratic Republic of the Congo inhabit the Kyangwali refugee settlement. Driven from their homeland ...
基于时空约束的大规模农产品时间柔性生产计划网络优化研究
农产品 生产计划 时间柔性
2015/5/11
随着农村土地有偿流转, 农民专业合作社、农业企业等各农村经济实体拥有大规模的土地, 为实现农产品规模化生产和集约化经营, 各农村经济实体需要根据土地资源、农业信息、生产技术制定农产品生产计划。鉴于此, 本文主要针对农产品生产计划决策问题先后建立网络、线性和非线性模型。首先根据农产品生产的时空特性和农产品生产时间柔性引入网络流规划构建网络模型;通过网络流量平衡分析, 推导网络模型应满足的约束条件, ...
滴灌条件下容重对压砂土壤水分入渗规律的影响
点源入渗 容重 种植年限 双重介质
2016/12/21
研究土壤容重对压砂地点源入渗的影响规律,为西北旱区发展砂地滴灌技术提供实际理论依据. [方法] 通过室内模拟土槽试验,以裸地(无植被和压砂)为对照组(CK),研究了土壤容重(1.23,1.38,1.53 g/cm3)对不同种植年限压砂地(新压砂地、中压砂地、老压砂地)砂石层和土壤层两相介质点源入渗规律的影响. [结果] 压砂土壤点源垂直累积入渗与其容重和种植年限皆呈负相关关系,压砂土壤在入渗初期,...
The least developed countries – the case of the Congo D.R.
agriculture conflict economic growth food security poverty
2015/3/31
The article is focused on food problem in the least developed countries, on the chosen areas where the overall situation is the most problematic. It deals with the Democratic Republic of the Congo, be...
Application of the DEA on the measurement of efficiency in the EU countries
agricultural sectors in the European Union agriculture
2015/3/4
Th e purpose of the paper is to investigate the relative technical effi ciency of the agricultural sector in the European Union (EU) using the Data Envelopment Analysis (DEA) during the period 20...
Rural tourism development and financing in Romania: A supply-side analysis
bank lending, fi nancing constraints rural development rural tourism businesses
2015/3/4
For more than a century, and almost everywhere in the world, rural areas suff ered a steady decline, due to the decrease of the real income from the agricultural activities, the lack of serious ...
Agricultural exports and economic growth: Empirical evidence from the major rice exporting countries
export-led growth rice exports vector error correction model
2015/3/4
Th is study investigates the evidence of the export-led growth in major rice exporting countries using the extended production model. In addition, a special attention is paid to sectoral exports, whic...
Evaluation of the state of the Business Intelligence among small Czech farms
agriculture information systems multidimensional database
2015/3/4
Business Intelligence (BI) can assist in agricultural enterprises to strengthen their production potential and technical effi ciency due to its eff ective support to the managerial, analyti...
An ex-ante impact assessment of the Common Agricultural Policy reform in the North-Western Romania
Agri-Environment Schemes (AES) bio-economic mode
2015/3/4
Th e paper aims to assess the impact of the Common Agricultural Policy reform (post 2014) in the environmental
vulnerable areas from Romania. It proposes a bio-economic dynamic farm model calibrated...