在结果中检索
  Communities
  Subjects
  All Items
作者
discipline
Language
globalchange

Search Results

 Help

Item hits: (Results 41-43 of 43)

Items/Page:    Sort:
Contaminants of emerging concern in ambient groundwater in urbanized areas of Minnesota, 2009-12 [研究报告]
10.3133/sir20145096U.S. Geological Survey. 2014-01-01
Erickson, Melinda L. merickso@usgs.gov;  Langer, Susan K.;  Roth, Jason L. jroth@usgs.gov;  Kroening, Sharon E.
View  |  Adobe PDF(1539Kb)  |  View/Download：5/5
 
Atmospheric CO2 from the late Oligocene to early Miocene based on photosynthesis data and fossil leaf characteristics [期刊论文]
Palaeogeography, Palaeoclimatology, Palaeoecology, 2013-01-01, 374
Grein M.;  Oehm C.;  Konrad W.;  Utescher T.;  Kunzmann L.;  Roth-Nebelsick A.
View/Download：21/0
 
Changes in water budgets and sediment yields from a hypothetical agricultural field as a function of landscape and management characteristics--A unit field modeling approach [研究报告]
U.S. Geological Survey. 2012-01-01
Roth, Jason L. jroth@usgs.gov;  Capel, Paul D. capel@usgs.gov
View  |  Adobe PDF(2560Kb)  |  View/Download：6/6
 

previous 1 2 3 4 5