搜索结果: 1-15 共查到“知识库 农业生产经济学”相关记录160条 . 查询时间(1.453 秒)
El Niño: Malawi’s harvest of maize – its staple food – may fall by 22.5% this year
El Niñ o Malawi harvest of maize staple food
2024/4/1
Maize is the preferred staple of most of southern Africa. In Malawi it supplies two-thirds of national calorie intake. Nine out of 10 farming households produce maize and devote over 70% of their...
Climate variability and simultaneous breadbasket yield shocks as observed in long-term yield records
Climate variability breadbasket yield shocks yield records
2024/4/1
That climate variability and change can potentially force multiple simultaneous breadbasket crop yield shocks has been established. But research quantifying the mechanisms behind such simultaneous sho...
南京大学经济学系于1978年恢复建系，设有2个本科专业：经济学、财政学。4个硕士专业：政治经济学、国民经济学（投资经济方向）、西方经济学、数量经济学以及理论经济学一级学科博士授权点和理论经济学博士后流动站。
Will the amendments to the IAS 16 and IAS 41 influence the value of biological assets?
agriculture bearer assets IAS 41 measurement of agricultural assets plants
2017/2/21
The aim of the paper is the evaluation of the impact of the new amendments to the IAS 16 and IAS 41 – Agriculture: Bearer Plants on the financial reporting in agriculture. The paper is based on the co...
Financial crisis and the relative productivity dynamics of the biotechnology industry:Evidence from the Asia-Pacific countries
Asia-Pacific biotechnology catch-up generalized metafrontier Malmquist productivity index
2017/2/21
The dynamics of the corporate-level performance growth can reflect the pattern of the firms’ reaction at the financial crisis moment. We employed the generalized metafrontier Malmquist productivity in...
Economic size of farms and adjustments of the total factor productivity to the business cycle in Polish agriculture
agriculture business cycle CAP input-output analysis TFP
2017/2/21
The article presents an approach to changes in the total factor productivity (TFP) which differs from that generally found in the literature. Changes are calculated in the real terms using the detaile...
Economic efficiency of suckler cow herds in the Czech Republic
break-even point costs price profitability sensitivity analysis suckler cows
2017/2/21
The objective of the study was to assess the profitability of suckler cow herds located in different regions of the Czech Republic. Data on 2164 suckler cows were collected for 2013 from 20 beef farms...
Consequences of maize cultivation intended for biogas production
agriculture biogas land livestock maize
2017/2/21
A standard concept of biogas plants – strong maize silage concept is due to its high economic advantage as the maize silage is one of the most effective substrate for anaerobic digestion in matter of ...
Economic efficiency of the AOQL single sampling plans for the inspection by variables
acceptance sampling average outgoing quality limit economical aspects
2017/2/21
The paper refers to the AOQL (Average Outgoing Quality Limit) single sampling plans when the remainder of the rejected lots is inspected. These rectifying AOQL plans for inspection by variables were c...
Optimal allocation of production resources under uncertainty:Application of the muliticriteria approach
farm-level production planning goal programming mathematical programming risk aversion risk modelling
2017/2/21
Analysing economic efficiency of farm production always faces a problem of insufficient information. This is particularly true when the analysis is performed on the reference farm where estimates are ...
Agriculture and Environmental Kuznets Curves in the case of Turkey:evidence from the ARDL and bounds test
EKC growth CO2 emission ECM
2017/2/21
The paper empirically analyses the long run relationship between agricultural performance and the carbon dioxide emission in Turkey by using the annual data covering 1968–2010. The Bounds test approac...
种粮大户农业社会化服务供给侧改革研究——基于扬州地区264个样本农户的调查
种粮大户 农业社会化服务 供给侧改革 聚类法
2018/11/16
本文以江苏扬州市264个样本农户为调研对象，从供给的基本状况与满足度两个方面，采用频次分析法与聚类分析法对种粮大户农业社会化服务的供给情况进行了实证分析。研究发现：第一，目前我国农技服务与农信服务的供给主体较为单一，仍以政府机关与村集体为主，合作社、企业及科研单位发挥的作用有限；第二，农技服务仍以“一对多”的技术培训方式为主，个性化、分层次的服务方式较少；第三，短信与电话仍是农信服务的主要形式，网...
Assessment of milk production competitiveness of the Slovak Republic within the EU-27 countries
comparative advantage competitiveness indicators European Union milk products raw milk
2016/11/11
Raw cow milk represents one of the most important commodity in the agricultural market. The Slovak agro-food foreign trade is characterized by a substantial increase in the commodity trade, monitoring...
Associations of reproduction and health with the performance and profit of dairy cows
culling rate fertility health profit
2016/9/1
The objective of the study was to evaluate the associations of the variable intensity in culling of dairy cows and culling due to the movement disorders, mammary gland diseases, long calving interval,...
Asymmetric competition in food industry with product substitutability
food quality game theory non-cooperative product substitutability
2016/8/1
The paper analyses the effects of asymmetric competition on food industry with product substitutability by establishing a two-stage dynamic game model. The equilibrium is captured under both the Courn...