Oakes Irrigation Research
Site
Carrington Research Extension Center * North Dakota State University
P.O. Box 531, Oakes, ND 58474-0531, Voice: (701) 742-2189, FAX: (701)
742-2700, email: rgreenla@ndsuext.nodak.edu
Carrot Weed Control Study, 2002
Click on date to see picture
No. |
Pictures |
Chemicals |
Rates |
Application timing |
1 |
Lorox |
1 lb |
PRE |
|
2 |
Dacthal + Lorox |
8 lbs + 1.5 lb |
EPOST + POST2 |
|
3 |
Lorox + Dacthal |
1 lb + 8 lbs |
PRE + EPOST |
|
4 |
Goal 2XL |
1 pt |
PRE |
|
5 |
Goal 2XL |
1 pt |
POST1 (carrots 1.5") |
|
6 |
Goal 2XL |
2 pt |
PRE |
|
7 |
Goal 2XL |
2 pt |
POST1 |
|
8 |
Valor |
0.5 oz |
PRE |
|
9 |
Valor |
1 oz |
PRE |
|
10 |
Lorox + Valor |
1 lb + 1 oz |
PRE + POST1 |
|
11 |
Lorox + Valor |
1 lb + 2 oz |
PRE + POST1 |
|
12 |
Lorox + Valor |
1 lb + 1 oz |
PRE + POST2 (carrots 3") |
|
13 |
Lorox + Valor |
1 lb + 2 oz |
PRE + POST2 |
|
14 |
Lorox + Authority |
1 lb + 1 oz |
PRE + POST2 |
|
15 |
Lorox + Authority |
1 lb + 2 oz |
PRE + POST2 |
|
16 |
Lorox + Lorox |
1 lb + 1.5 lbs |
PRE + POST2 |
|
17 |
Lorox + Valor |
0.5 lb + 2 oz |
PRE + POST1 |
|
18 |
Valor + Lorox |
0.5 oz + 1.5 lbs |
PRE + POST2 |
|
19 |
Authority |
1 oz |
POST2 |
|
20 |
Authority |
2 oz |
POST2 |
|
21 |
Hand weeded check |
|
|
PRE is just after planting; EPOST is just after carrots emerge; POST1 is when carrots are 1.5" tall (about 15 DAP); POST2 is when carrots are 3" tall.
All treatments include Treflan @ 0.75 lbs ai/acre applied PPI.
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