结果内检索
英语[81]
中文[16]
西班牙语[10]
法语[8]
日语[3]
瑞典语[3]
阿拉伯语[2]
德语[2]
荷兰语[1]
意大利[1]
更多>>
Agricultural Sciences(83)
Earth and Environmental Sciences(32)
Social Sciences(25)
Biology and Life Sciences(20)
Engineering and Technology(18)
Medicine, Biomedical and Health Sciences(15)
Chemistry and Chemical Engineering(10)
Multidisciplinary Sciences(9)
Astronomy(9)
Mathematics(7)
Physics(7)
Arts & Humanities (4)
Materials Science(3)
Agriculture(90)
门户/网站/知识库(90)
机构知识库[49]
专题网站[18]
综合门户/网站[13]
综合目录/索引/搜索引擎[10]
开放获取(51)
免费(36)
有限制(6)
 
现在位置:首页 > 资源浏览 >  Agriculture & 门户/网站/知识库

音序定位: ABCDEFGHIJKLMNOPQRSTUVWXYZ

检索结果:90 首页 下一页 末页 跳转到: 排序方式:
全选(清除

免费或开放获取   有限制   专家推荐   机器抓取   馆员登记
1 Academic Bibliography and Institutional Archive of Ghent University 开放资源 机器抓取
  This site is a university repository providing access to the publication output of the institution.Some items are not available as full-text. The site interface is in English. Regi...
  详细信息

2 Academica-e 开放资源 机器抓取
  This site provides access to the research output of the institution. The interface is available in Spanish.;...
  详细信息

3 AgEcon Search 开放资源 机器抓取
  This site is a subject based repository collecting materials relating to agriculture and applied economics from 1965 to the present day. Users may set up RSS feeds to be alerted to...
  详细信息

4 Agriculture and Agri-Food Canada 开放资源 机器抓取
  Agriculture and Agri-Food Canada provides information, research and technology, and policies and programs to achieve security of the food system, health of the environment and inno...
  详细信息

5 Agriculture and Environment Resources 开放资源 机器抓取
  Set of links to agriculture and environment resources. Includes the National Dairy Database and USDA Food Composition.It also contains College of Agriculture and Natural Resources,...
  详细信息

6 Agriculture & Natural Resources Fact Sheet Index 开放资源 机器抓取
  The web site is produced by the Ohio State University Extension, the agricultural and natural resources fact sheet index provides access to fact sheets published by the College of ...
  详细信息

7 Agriculture.com 开放资源 机器抓取
  Corn, soybean markets to fall By: Mike McGinnis 03/19/2012 @ 7:43am With sharply lower overnight trading, the CME Group corn, soybean, and wheat markets are set to ... 0CommentsRep...
  详细信息

8 AgriLife Today 开放资源 机器抓取
  The Media Relations group brings international, national and statewide recognition to the accomplishments and activities of Texas A&M AgriLife through placements of information in ...
  详细信息

9 AgriMet 开放资源 机器抓取
  The mission of the Bureau of Reclamation is to manage, develop, and protect water and related resources in an environmentally and economically sound manner in the interest of the A...
  详细信息

10 AgriNet 开放资源 机器抓取
  AgriNet is a service of the Texas Agrilife Research and Extension developed to provide a single starting point to all agricultural resources on the Internet. The objective is to pr...
  详细信息

当前第1页,共9页 | 首页 下一页 末页 跳转到:
版权所有 © 2010-2014 中国科学院兰州文献情报中心
地址:甘肃省兰州市天水中路8号  邮政编码:730000