PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 4 pdf
PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 4 pdf
... CHAPTER
4
Factors Controlling the Behavior and
Fate of Pesticides in Surface Waters
4. 1
SOURCES OF PESTICIDES TO SURFACE WATERS
INTRODUCTION
As discussed in Section 3.3, pesticides ... by CRC Press, LLC
Factors Controlling the Behavior and Fate of Pesticides in Surface Waters
225
inputs during base flow in 1989 and 1990, respectively, with the remai...
PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 2 pdf
...
6-
177
1-1 42
no data
z
V)
Median
30 6
no data
C
.
- -
Study Duration (months)
n
Range
1-1 50 1-1 32 1-7 2
2
0
Median
12 12 12
rn
-
-
-
-
I
-
-
I
-
-
Surface ...
2 , 4- D
2 . 4- D (methyl ester)
2 , 4- DP
2 ,4, 5-T
2 ,4, 5-TP
(silvex)
Other Herbicides:
Bensulfuron-methyl
Butylate
Chloramben
Dacthal...
PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 6 pdf
... the triazines and acetanilides, including the high-use compounds
2 , 4- D, dicamba, butylate, and trifluralin, were never detected in surface waters at
levels exceeding criteria values in the reviewed ...
national and state drinking, surface, and ground water monitoring
programs recognize the metabolite issue, and begin looking for
parents plus metabolites in samples,...
PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 1 docx
... Mississippi, Missouri, and Ohio Rivers,
197 5-9 1
-
-
-
-
-
-
.
I
I
I
4
95
Ciba-Geigy,
1992e
Ciba-Geigy, 1994a
I
Atrazine in surface waters of Iowa, 197 5-9 3.
d
4
4
18
Ciba-Geigy,
1992f ... tributaries in 1991
198
3 .44 . Map showing regional agricultural use of
2 , 4- D in 1971, and detection frequency
of
2 , 4- D in rive...
PESTICIDES IN SURFACE WATERS: Distribution, Trends, and Governing Factors - Chapter 5 pps
... Topics-Sources, Behavior, and Transport
237
Reservoirs
I
I I
I
-
A
-
-
-
-
-
-
-
April-May June-July August- October-
September November
"
March-April May-June October-
November ... understanding and predicting the behavior and fate of
pesticides in the environment in general, and in surface waters in particular. Regulatory d...
Pesticides in Stream Sediment and Aquatic Biota Distribution, Trends, And Governing Factors - Chapter 6 pdf
... 3
Chlordane
1
55 19 26 42 27 31
DDD,
p
,
p
′
- 46 4 50 43 2 55
DDE,
p
,
p
′
- 44 1 244 40 11 49
DDT
2
23 40 38 16 33 51
DDT,
p
,
p
′
- 49 4 47 44 2 53
DDT, total ... in Tiers 1–3 are quite different for
DDT (23 percent in Tier 1, 40 percent in Tier 2, and 38 percent in Tier 3), than for p,p′-DDT (49
percent in Tier...
Pesticides in Stream Sediment and Aquatic Biota Distribution, Trends, And Governing Factors - Chapter 1 pps
... chlordane in the marine and estuarine
environments of the United States; by Mearns and others (1988), which reviews PCB and
organochlorine insecticide contamination of fish and shellfish in the marine and ... to fish, including mechanisms of action
and factors affecting toxicity and pesticide effects on and in aquatic
food chains. Also reviews pesticide residues in su...
Pesticides in Stream Sediment and Aquatic Biota Distribution, Trends, And Governing Factors - Chapter 2 doc
... organic materials in soil and sediment, and to bioaccumulate in living
organisms (as discussed in Chapter 4) . Also, organochlorine compounds continue to be used in
other countries, and have the potential ... herbicides (2 , 4- D, 2 ,4, 5-T, and silvex) and other herbicides (such as dacthal and trifluralin)
constituted 10 and 14 percent, respectively, of total study e...
Pesticides in Stream Sediment and Aquatic Biota Distribution, Trends, And Governing Factors - Chapter 3 pptx
... 31–36 14, 3 24 44, 0 54 7–9 10–13 •• ••
MCPA 1.52 1.67 3.30 4. 34 119 121 •
Diclofop 1 .45 •
2 , 4- DB 1.37 ••
2 ,4, 5-T 1.66 0.76 1.53 84 •••••
Silvex, total 341 88 •• •
Others 0.76 1 .49 0.61 3.38 0. 04
Compound
Agricultural ...
TRIAZINE HERBICIDES
Atrazine 10.90 23.52 57 .45 90. 34 64. 24 68–73 1 34 488
••••
Cyanazine 10.57 22.89 24 29
•••
Metribuzin 5.21 4. 82
•••...
Pesticides in Stream Sediment and Aquatic Biota Distribution, Trends, And Governing Factors - Chapter 5 docx
... hydrophobic contaminants with short half-lives
in fish, laboratory-derived BCFs were comparable with field-measured BAFs. Examples include
lindane,
α-HCH, 1,2 , 4- trichlorobenzene, and 1,2,3 , 4- tetrachlorobenzene ... partitioning
Lake and others, 1987 Polychaete (N. incisa) Field (Rhode Island) trans-Chlordane
cis-Chlordane
p,p′-DDD
Aroclor 12 54
5.9
4. 2
4. 2
4
Bivalve (Y. limat...
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