经济学 >>> 应用经济学 >>> 农业经济学 >>> 农业生态经济学 农业生产经济学 土地经济学 农业经济史 农业企业经营管理 合作经济 世界农业经济 种植业经济学 农业经济学其他学科
搜索结果: 1-3 共查到农业经济学 agricultural sector相关记录3条 . 查询时间(0.062 秒)
The main aim of the study was to analyse changes in the work profitability in the agricultural sector in the Czech Republic and Poland in the post-accession period. The study used the Economic Account...
The whole concept of the biogas industry is an ongoing issue particularly because of its differences from the original purpose and the criticism about causing too many externalities. Its high costs an...
A non-parametric Data Envelopment Analysis (DEA) technique was applied to investigate the degree of efficiency and efficiency change of prefecture-level cities in the North-East China from 2000 to 201...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...