Insect Pest Management in Virginia Cotton, Peanut, and Soybean

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Table 45. Tomato spotted wilt virus (TSWV) hits and yield, PT11-THP-1. Tidewater AREC, Suffolk, VA, 2011. Broadcast at late ground cracking applications were made on May 23 and May 27. TSWV hits/80 row ft 1 # Material Rate Jun 15 Aug 16 Sep 12 Yield 2 (lb/A) 1 Thimet 20G 5 lb/A 3.25 b 8.00 d 30.00 cd 4497 b-e 2 Orthene 97 12.4 oz/A (liquid IF) 5.75 b 8.50 d 35.50 b-d 4759 a-d 3 Orthene 97 12.4 oz/A (liquid IF) 4.25 b 12.50 b-d 31.50 cd 4931 a-c 6 oz/A (BC @ late GC) 4 Orthene 97 16.5 oz/A (liquid IF) 4.75 b 11.75 cd 28.50 d 5367 a 5 Orthene 97 16.5 oz/A (liquid IF) 4.25 b 10.50 cd 36.50 b-d 5264 ab 6 oz/A (BC @ late GC) 6 Orthene 97 6 oz/A (BC @ late GC) 11.25 a 18.00 b-d 39.50 a-c 3701 e 6 oz/A (7-10 days after late GC) 7 Benevia 10OD 13.6 oz/A (BC @ late GC) 13.50 a 14.75 b-d 34.75 cd 4152 c-e 13.6 oz/A (7-10 days after late GC) 8 Verimark 20SC 13.5 oz/A (liquid IF) 10.00 a 31.75 a 44.75 ab 4040 de + Orthene 97 6 oz/A (BC @ late GC) 9 Verimark 20SC 13.5 oz/A (liquid IF) 11.25 a 24.75 ab 48.25 a 4000 de + Benevia 10OD 13.6 oz/A (BC @ late GC) 10 Admire Pro 8.5 oz/A (liquid IF) 2.00 b 10.50 cd 29.50 d 4472 b-e 11 Untreated 12.00 a 21.75 a-c 45.25 ab 3804 e LSD 4.01 12.80 9.96 803.6 Means within a column followed by the same letter(s) are not significantly different (Protected LSD, P=0.05). 1 Based on visual inspection of all plants in rows 1 and 2 of each plot. 2 Yield based on weight of peanut with moisture content of 7%. Dig date = October 6 and harvest date = October 14. 91
Test: PT11-THP-2, Evaluation of liquid in-furrow insecticides, fungicides, and inoculants for thrips and disease management in peanut. # Material Rate (all are liquid in-furrow) 1 Orthene 97 16.5 oz/A 2 Orthene 97 Proline 480 SC 16.5 oz/A 5.7 oz/A 3 Orthene 97 Propulse 16.5 oz/A 13.69 oz/A 4 Orthene 97 Optimize Lift 16.5 oz/A 15 oz/A 5 Orthene 97 Proline 480 SC Optimize Lift 16.5 oz/A 5.7 oz/A 15 oz/A 6 Verimark 20SC 10.2 oz/A 7 Verimark 20SC 13.5 oz/A 8 Verimark 20SC Proline 480 SC 9 Verimark 20SC Propulse 10 Verimark 20SC Optimize Lift 11 Verimark 20SC Proline 480 SC Optimize Lift 12 Untreated 13.5 oz/A 5.7 oz/A 13.5 oz/A 13.69 oz/A 13.5 oz/A 15 oz/A 13.5 oz/A 5.7 oz/A 15 oz/A Verimark was buffered to a pH of 5-7 with Buffer Xtra Strength Test: PT11-THP-2 Year: 2011 Crop: Peanut Variety: Phillips Field: 67 Location: Tidewater AREC Experimental design: RCBD Plot size: 4 rows x 40’ Row spacing: 36” Planting date: May 3 Dig date: Oct. 6 Harvest date: Oct. 11 Row feet harvested: 80 92
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2011 Insect Pest Management in Virg
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ACKNOWLEDGMENTS The authors wish to
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INDEPENDENT CROP CONSULTANTS Chad H
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Contents Acknowledgments ..........
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Climatological Summary of the 2011
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Table 2. Daily precipitation (inche
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Table 3. Soil types, nutrient analy
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Test: CT11-THP-Regional-Irrigated,
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Table 4. Thrips injury ratings 1 ,
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Table 6. Plant height 1 , number of
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Test: CT11-THP-Regional-Dryland, Ef
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Table 10. Plant height 1 , number o
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Test: CT11-THP-Regional-Foliar, Eff
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Table 14. Plant height 1 , number o
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Test: CT11-THP-Regional-Eastern, Va
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Table 16. Thrips injury ratings and
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Test: CT11-THP-Bayer, Evaluation of
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Table 19. Thrips injury ratings and
Page 41 and 42: Test: CT11-THP-Dow, Efficacy of fol
Page 43 and 44: Table 21. Stand counts, thrips inju
Page 45 and 46: Test: CT11-THP-PHY, Test to evaluat
Page 47 and 48: Table 23. Stand counts, thrips inju
Page 49 and 50: Table 24. Stand counts, number of n
Page 51 and 52: Table 26. Mean number of thrips per
Page 53 and 54: Treatment application(s): Liquid in
Page 57 and 58: Table 29. Stand counts, plant heigh
Page 59 and 60: Treatment application(s): Broadcast
Page 61 and 62: Treatment means (% bollworm damage,
Page 63 and 64: Table 31. Percent external bollworm
Page 67 and 68: Test: CT11-BW4, Efficacy of selecte
Page 71 and 72: Lint 2 Table 35. Percent external b
Page 79 and 80: Test: CT11-SBUG-Valent, Evaluation
Page 81 and 82: Table 39. Percent internal boll dam
Page 87 and 88: Test: PT11-THP-1, Evaluation of in-
Page 89 and 90: Table 42. Stand counts, PT11-THP-1.
Page 91: Table 44. Mean number of thrips per
Page 95 and 96: Table 46. Stand counts and yield, P
Page 99 and 100: Treatment application(s): Liquid in
Page 101 and 102: Table 50. Thrips injury ratings 1 ,
Page 105 and 106: Table 52. Thrips injury ratings 1 ,
Page 107 and 108: Test: PT11-THP-Syngenta-1, Evaluati
Page 109 and 110: Table 54. Stand counts and thrips i
Page 111 and 112: Table 56. Tomato spotted wilt virus
Page 113 and 114: Treatment application(s): Granular
Page 117 and 118: Test: PT11-THP-VA Lines, Evaluation
Page 119 and 120: Table 61. Thrips injury ratings and
Page 121 and 122: Table 62. Stand counts on May 19 an
Page 123 and 124: Table 63. Mean number of larvae per
Page 125 and 126: Treatment application(s): Full cove
Page 127 and 128: Test: PT11-CEW-3, Evaluation of fol
Page 129 and 130: Table 65. Mean number of larvae per
Page 131 and 132: Table 66. Southern corn rootworm me
Page 133 and 134: Test: SB11-SEED-1, Evaluation of se
Page 135 and 136: Table 68. Thrips injury ratings 1 a
Page 137 and 138: Table 69. Stand counts, thrips coun
Page 139 and 140: Test: SB11-BMSB-1, Efficacy of foli
Page 141 and 142: Table 71 (continued). Mean number o
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Table 72. Mean number of brown marm
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Table 73. Mean number of brown marm
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Table 74. Mean number of larvae per
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Table 77. Mean number of insects pe
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Table 79. Results of the 2011 Virgi
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Figure 1. Corn earworm regression.
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Insect Pest Management in Virginia Cotton, Peanut, and Soybean

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