1.0
|
-all
soils, continuous use, unlimited time period
|
Canada
Canada
Canada
USA
Australia
Ontario
Manitoba
|
Anon
(EPA)
Anon (CCREM)
Anon, 1980
Anon (EPA)
Hart
Anon
Williamson,
1983
|
1973
1986
1986
1973
1974
1984
1982
|
1.0
|
-surface
water quality objectives, class 4B water used for agriculture
and wildlife (irrigation and stock watering)
|
Manitoba
Manitoba
|
Anon
Anon
|
1979
1980
|
1.0
|
-toxicant
level for irrigation supply
|
Australia
Australia
Australia
|
Anon
Anon
Anon
|
1982a
1982b
1981a
|
1.0
|
-95th
percentile for spray irrigation of
field crops
|
Britain
|
Anon
|
1982
|
1.0
|
-total
fluoride for irrigation use
|
Sask.
|
Anon
|
1988
|
1.2
|
-99th
percentile for spray irrigation of
field crops
|
Britain
|
Anon
|
1982
|
1.5
|
-surface
water quality objective
|
Sask.
Alberta
Alberta
|
Anon
Anon
Anon
|
1975
1977
-
|
10.0
|
-general
irrigation purposes
|
BC
|
Anon
|
1969
|
15.0
|
-a
maximum of generally 20 years use
on fine textured
soils which are neutral
to alkaline
(pH 6.0-8.5)
|
Ontario
Canada
Canada
Manitoba
USA
|
Anon,
1984
Anon (EPA)
Anon (CCREM)
Williamson
Anon (EPA)
|
1989
1973
1986
1983
1973
|
