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Environmental Monitoring and Assessment
|
November 16, 2013
Ecosystem monitoring at global baseline sites
D A Bruns, G B Wiersma, E J Rykiel
Pesticides Monitoring Journal
|
June 1, 1971
A sampling design to determine pesticide residue levels in soils of the conterminous United States
G B Wiersma, P F Sand, E L Cox
Pesticides Monitoring Journal
|
March 1, 1972
Pesticide residues in sweetpotatoes and soil--1969
P F Sand, G B Wiersma, J L Landry
Pesticides Monitoring Journal
|
March 1, 1972
Pesticide residues in onions and soil--1969
G B Wiersma, W G Mitchell, C L Stanford
Pesticides Monitoring Journal
|
September 1, 1971
National Soils Monitoring Program--six states, 1967
G B Wiersma, P F Sand, R L Schutzmann
Pesticides Monitoring Journal
|
March 1, 1975
Pesticide and mercury residues in commercially grown catfish
A B Crockett, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
December 1, 1976
Pesticide levels in hay and soils from nine states, 1971
J A Gowen, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
March 1, 1973
Pesticides in soil: organochlorine pesticide residues in soils and crops of the Corn Belt region, United States--1970
A E Carey, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
June 1, 1971
Preliminary study of mercury residues in soils where mercury seed treatments have been used
P F Sand, G B Wiersma, H Tai, et al.
Environmental Pollution (Barking, Essex : 1987)
|
January 1, 1995
Nitrate and nitric acid concentrations at two Rocky Mountain baseline monitoring sites
G B Wiersma, G J White, D Palmer, et al.
Page
of 4
Search research articles
Search
Showing results (11-20 of 32) with videos related to
Sort By:
Page
of 4
Environmental Monitoring and Assessment
|
November 16, 2013
Ecosystem monitoring at global baseline sites
D A Bruns, G B Wiersma, E J Rykiel
Pesticides Monitoring Journal
|
June 1, 1971
A sampling design to determine pesticide residue levels in soils of the conterminous United States
G B Wiersma, P F Sand, E L Cox
Pesticides Monitoring Journal
|
March 1, 1972
Pesticide residues in sweetpotatoes and soil--1969
P F Sand, G B Wiersma, J L Landry
Pesticides Monitoring Journal
|
March 1, 1972
Pesticide residues in onions and soil--1969
G B Wiersma, W G Mitchell, C L Stanford
Pesticides Monitoring Journal
|
September 1, 1971
National Soils Monitoring Program--six states, 1967
G B Wiersma, P F Sand, R L Schutzmann
Pesticides Monitoring Journal
|
March 1, 1975
Pesticide and mercury residues in commercially grown catfish
A B Crockett, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
December 1, 1976
Pesticide levels in hay and soils from nine states, 1971
J A Gowen, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
March 1, 1973
Pesticides in soil: organochlorine pesticide residues in soils and crops of the Corn Belt region, United States--1970
A E Carey, G B Wiersma, H Tai, et al.
Pesticides Monitoring Journal
|
June 1, 1971
Preliminary study of mercury residues in soils where mercury seed treatments have been used
P F Sand, G B Wiersma, H Tai, et al.
Environmental Pollution (Barking, Essex : 1987)
|
January 1, 1995
Nitrate and nitric acid concentrations at two Rocky Mountain baseline monitoring sites
G B Wiersma, G J White, D Palmer, et al.
Page
of 4