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Weed Control And Watermelon Tolerance To SANDEA

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Need additional research in plasticulture systems. Weed Control And Watermelon Tolerance To SANDEA Herbicides Labeled for Watermelons Gramoxone,Boa ... – PowerPoint PPT presentation

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Title: Weed Control And Watermelon Tolerance To SANDEA


1
Weed Control And Watermelon Tolerance To SANDEA
2
Herbicides Labeled for Watermelons
  • Gramoxone,Boa (paraquat)..Preplant,

  • Row Middles
  • Roundup, others (glyphosphate)Preplant
  • Prefar (bensulide)PPI or PRE
  • Curbit (ethalfluralin).PRE
  • Command (clomazone)PRE
  • Alanap (napthalam)PRE or POST
  • Poast (sethoxydim)POST
  • Treflan HFP (trifluralin)..Row Middles

3
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4
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5
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6
Watermelon Trials, Cordele, GA Vidalia, GA
Attapulgus, GA
7
Non-treated Control Sandea (0.5 oz/A)
PRE
8
Non-treated Control
Sandea (0.5 oz/A) POST 2-leaf
watermelon
2 Palmer Amaranth
9
non-treated Sandea 2/3 oz
Curbit 1.5 pt
10
Crop Injury??
11
Herbicide Injury Ratings Sandea Pre
12
Herbicide Injury Ratings Sandea Post (1-2 Leaves)
13
Herbicide Injury Ratings Sandea Post (12-15
Runners)
14
Sandea 0.75 oz Post
15
Untreated
Sandea 0.75 oz/acre Post
16
Sandea 0.75 oz/acre Post
Sandea 0.75 oz/acre Post
17
Sandea POST to Watermelon with 12 Runner
18
Sandea 0.75 oz/acre Late Post
19
Nontreated Sandea (0.5
oz/acre)
Watermelon farm in Crisp County, May 2000.
Treatment at 1-leaf. Pictures to scale.
20
Sandea (0.5 oz/A) PRE

Sandea (0.5 oz/A) POST 2-leaf watermelon
21
Effects on Yield
22
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23
Yield Data Sandea 0.5 Oz/acre
24
Yield Data Sandea 0.75 Oz/acre
25
Yield Data Sandea 1.0 Oz/acre
26
Melon Size Sandea0.5 Oz/acre
27
Melon Size Sandea0.75 Oz/acre
28
Melon Size Sandea1.0 Oz/acre
29
Conclusions
  1. Curbit is a useful tool in the control of
    nutsedge and pigweeds.

30
Conclusions
  1. Curbit is a useful tool in the control of
    nutsedge and pigweeds.
  2. Do not allow Sandea to contact foliage.

31
Conclusions
  1. Curbit is a useful tool in the control of
    nutsedge and pigweeds.
  2. Do not allow Sandea to contact foliage.
  3. Sandea PRE may slightly delay maturity.

32
Conclusions
  • Curbit is a useful tool in the control of
    nutsedge and pigweeds.
  • Do not allow Sandea to contact foliage.
  • Sandea PRE may slightly delay maturity.
  • Need label for Sandea PRE and
  • row middles.

33
Conclusions
  • Curbit is a useful tool in the control of
    nutsedge and pigweeds.
  • Do not allow Sandea to contact foliage.
  • Sandea PRE may slightly delay maturity.
  • Need label for Sandea PRE and
  • row middles.
  • Need additional research in
  • plasticulture systems.
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