Tolerance Of Staked Tomatoes Grown On Plastic Mulch To SANDEA
(HALOSULFURON)
Hudgins, J. E.1, A. S. Culpepper2, L. M. May1,and D. E. Mcgriff1
1decatur County Cooperative Extension Service, University of Georgia, Bainbridge, GA 31717
2university of Georgia, Tifton, GA 31793
SITUATION
Use of methyl bromide is being phased out.
Telone C35 is a viable replacement for MBr
Control of nutsedge often variable with Telone C35
Sandea evaluated for post-emergence nutsedge control in tomato
production
Yield – Spring 200025# Boxes/acre
0
500
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3000
TOTAL X-LARGE LARGE MEDIUM
T+HT+H+S0.5T+H+S1.0MBr
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Effect Of Post Applications Of SANDEA On
Tomato Yield – Fall 2000 Yield In 25# Boxes/acre
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TOTAL X-L L MED L+XL
Telone
T+0.5 S T+1.0S
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Effect Of Post Applications Of SANDEA On
Tomato Yield – Fall 2000 Yield In 25# Boxes/acre
0
200
400
600
800
1000
1200
1400
TOTAL X-L L MED XL+L
MBrMBr+0.5SMBr+1.0S
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0
200
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TOTAL X-L L MED XL+L
T+HT+H+0.5ST+H+1.0S
Effect Of PPI Herbicides And Post Applications Of SANDEA On Tomato Yield –
Fall 2000Yield In 25# Boxes/acre
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EFFECT OF PPI HERBICIDES AND POST APPLICATIONS OF SANDEA ON TOMATO
YIELD Yield in 25# Boxes/acre
Fall -2000
0
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TOTAL X-L L MED XL+L
MBr+HM+H+0.5SM+H+1.0S
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Materials And MethodsSpring 2001
2-5-01 apply Telone C35 @ 20.5 gal/A, & Plastic
3-9-01 Transplanted ‘Sunpride’ tomato plants
4-24-01 Applied SANDEA treatments- 0.5 &1.0 oz/A.
Growth stage – R13 fruit to ½” diameter4-27, 5-1, 5-4 Visual evaluation of plants
6-7-01 Once over harvest
Effect Of Post Applications Of SANDEA On Tomato Yield
Yield in 25# Boxes/acre
0
500
1000
1500
2000
2500
Total X-Large Large Medium
TeloneT+0.5ST+1.0S
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Materials and MethodsFall 2001 - Tifton
7-18-01 Apply 20 gal/A. Telone C35, bed & mulch
8-10 Transplant ‘BHN 444’ tomato plants
9-6-01 Sandea applied post-emergence at 0.5 &1.0 oz./A Growth stage - bloom
11-29-01 Once over harvest
Effect Of Post Applications Of SANDEA On Fruit Number Fall 2001 - Tifton
0
10
20
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40
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60
Total XL L M S
TELONET+0.5 S
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Effect Of Post Applications Of SANDEA On Tomato Yield
Weight in Pounds
0
5
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25
30
Total XL L M S
TeloneT+ 0.5 S
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Summary
Phytotoxic response to post applications of Sandea was not observed across seasons, growth stages, or cultivars.
Tomato yield or fruit size was not significantly affected by post applications of Sandea
Tomato plants have excellent tolerance to post applications of Sandea at both the 0.5 and 1.0 oz./A rates