全球变化知识资源中心
Knowledge Resources Center for Global Change
Log In
Register
Email:
Passwd
验 证:
换一张
Have you forgotten your password?
Stay signed in
Log In
ALL
题名
作者
出版年
出处
学科领域
英文关键词
英文主题词
资源类型
出版者
存缴日期
中文关键词
发表日期
中文主题词
报告号
高级
首页
科学新闻
国别政策
计划项目
机构组织
会议活动
研究报告
文献资源
在结果中检索
Communities
Subjects
All Items
作者
Resource Type
研究报告 [4]
Issued Date
2018 [1]
2016 [2]
keyword
discipline
Language
英语 [4]
Topic
eutrophica... [1]
isotopes [1]
nitrogen [1]
turbidity [1]
Source
usgs [2]
globalchange
Search Results
Help
Item hits:
(Results 1-4 of 4)
Items/Page:
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
Sort:
Select
Submitted Time Ascending
Submitted Time Descending
Issue Date Ascending
Issue Date Descending
Author Ascending
Author Descending
Title Ascending
Title Descending
Concentrations of nutrients at the water table beneath forage fields receiving seasonal applications of manure, Whatcom County, Washington, autumn 2011–spring 2015
[研究报告]
10.3133/sir20185124U.S. Geological Survey. 2018-01-01
Cox, Stephen E. secox@usgs.gov
;
Spanjer, Andrew R. aspanjer@usgs.gov
;
Huffman, Raegan L. rhuffman@usgs.gov
;
Black, Robert W. rwblack@usgs.gov
;
Barbash, Jack E. jbarbash@usgs.gov
;
Embertson, Nichole M.
View/Download:23/0
Monitoring plant tissue nitrogen isotopes to assess nearshore inputs of nitrogen to Lake Crescent, Olympic National Park, Washington
[研究报告]
10.3133/sir20165054U.S. Geological Survey. 2016-01-01
Cox, Stephen E. secox@usgs.gov
;
Moran, Patrick W. pwmoran@usgs.gov
;
Huffman, Raegan L. rhuffman@usgs.gov
;
Fradkin, Steven C.
View
  |  
Adobe PDF(2652Kb)
  |  
View/Download:29/2
Continuous-flow centrifugation to collect suspended sediment for chemical analysis
[研究报告]
10.3133/tm1D6U.S. Geological Survey. 2016-01-01
Conn, Kathleen E. kconn@usgs.gov
;
Dinicola, Richard S. dinicola@usgs.gov
;
Black, Robert W. rwblack@usgs.gov
;
Cox, Stephen E. secox@usgs.gov
;
Sheibley, Richard W.
;
Foreman, James R. jforeman@usgs.gov
;
Senter, Craig A.
;
Peterson, Norman T. npeterson@usgs.gov
View/Download:17/0
Transport and deposition of asbestos-rich sediment in the Sumas River, Whatcom County, Washington
[研究报告]
10.3133/sir20155177U.S. Geological Survey. 2015-01-01
Curran, Christopher A. ccurran@usgs.gov
;
Anderson, Scott W.
;
Barbash, Jack E. jbarbash@usgs.gov
;
Magirl, Christopher S. magirl@usgs.gov
;
Cox, Stephen E. secox@usgs.gov
;
Norton, Katherine K. knorton@usgs.gov
;
Gendaszek, Andrew S. agendasz@usgs.gov
;
Spanjer
Adobe PDF(3172Kb)
  |  
View/Download:52/9
1