Systems Agronomic and Economic Evaluation of Cotton Varieties in ...

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Table 2. Final plant map results from the Terry County irrigated RACE variety demonstration, Keith Harrison Farm, Brownfield, TX, 2012.Test average 20.0 7.4 16.2 1.2 9.8 40.8CV, % 7.5 5.1 5.9 4.7 7.8 34.2OSL 0.0018
Table 3. Final plant map results from the Terry County irrigated RACE variety demonstration, Keith Harrison Farm, Brownfield, TX, 2012.Test average 74.3 25.7 7.3 52.6 30.2 43.52CV, % 10.8 31.3 21.8 15.5 37.4 18.2OSL 0.2254 0.2262 0.0253 0.0447 0.0384 0.0138LSD NS NS 2.7 14.1 19.5 13.7For Final plant map, numbers represent and average of 6 plants per variety per rep (18 plants per variety)CV - coefficient of variation.OSL - observed significance level, or probability of a greater F value.LSD - least significant difference at the 0.05 level, NS - not significantEntryFruiting and Retention 20-Sept% of fruit from 1stposition% of fruit from 2ndposition total fruit1st positionretention (%)2nd positionretention (%) total retention (%)86NexGen 1511B2RF 67.5 32.5 8.9 52.7 36.8 46.10All-Tex Nitro-44 B2RF 78.8 21.2 6.0 46.1 21.3 35.80Dyna-Gro 2570B2RF 77.3 22.7 7.1 56.4 31.9 48.03Deltapine 1044B2RF 70.3 29.7 9.5 62.4 37.7 51.87FiberMax 9170B2F 82.0 18.0 5.6 50.1 19.0 37.53FiberMax 9170B2F GS 81.7 18.3 5.9 48.9 18.1 36.33NexGen 4012B2RF 72.3 27.7 5.9 39.6 21.3 31.87PhytoGen 499WRF 67.9 32.1 9.4 64.0 49.7 58.23Stoneville 5458B2RF 70.5 29.5 7.2 52.9 35.6 45.93
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Systems Agronomic and EconomicEvalu
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Scott Russell, EA-IPM, Terry/Yoakum
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Replicated No-Till LESA Irrigated R
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Agronomic and Economic Evaluation o
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andomized complete block design was
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not significant at this location. H
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Table 1. Inseason plant measurement
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Table 3. HVI fiber property results
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Entry Lint Seed Bur cotton Lint See
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Table 7. Inseason plant measurement
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Table 9. Final plant map results fr
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Table 11. HVI fiber property result
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Replicated LESA Irrigated RACE Vari
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Results and Discussion:Agronomic da
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Replicated Sub-Surface Drip Irrigat
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Results and Discussion:Agronomic da
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Replicated LEPA Irrigated RACE Vari
Page 42 and 43: Results and Discussion:Agronomic da
Page 44 and 45: Table 2. Final plant map results fr
Page 46 and 47: Entry Lint Seed Bur cotton Lint See
Page 48 and 49: Replicated LESA Irrigated RACE Vari
Page 56 and 57: Replicated Sub-Surface Drip Irrigat
Page 64 and 65: Replicated Sub-Surface Drip Irrigat
Page 80 and 81: Replicated No-Till LESA Irrigated R
Page 82 and 83: Results and Discussion:Acknowledgme
Page 96 and 97: Replicated LEPA Supplemental (Limit
Page 98 and 99: lb/acre for FiberMax 2989GLB2. Lint
Page 100 and 101: Table 2. HVI fiber property results
Page 102 and 103: Texas Panhandle Cotton Variety Tria
Page 104 and 105: Biopolymer Research Institue for HV
Page 106 and 107: Location 2 - DumasAt the Dumas loca
Page 108 and 109: cotton yields to determine lint and
Page 118 and 119: Replicated Dryland LargePlot Demons
Page 120 and 121: Insecticides:Fertilizer management:
Page 126 and 127: Replicated Dryland Cotton Variety T
Page 128 and 129: Results and Discussion:Significant
Page 130 and 131: Table 2. HVI fiber property results
Page 132 and 133: 125Plains Dryland Systems Variety T
Page 134 and 135: 127Blanco Dryland Systems Variety T
Page 136 and 137: 129Dawson County Dryland RACE Demon
Page 138 and 139: 131Lynn County Irrigated RACE Demon
Page 140 and 141: Subsurface Drip Irrigation Pre-plan
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Effects of Variable In-Season Irrig
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Table 1. Response of commercially a
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Table 1. cont. †BrandVarietyVerti
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There were six locations planted in
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Table 2. HVI ratings for varieties
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Table 4. HVI ratings for varieties
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Table 6. Effect of variety on HVI r
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Table 7. cont.Variety bRel.ValueRan
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High Plains (TASS 1N and 1S)Planted
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Lubbock Air TemperaturesMay, 2012Te
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Lubbock Air TemperaturesSeptember,
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Precipitation (inches)4.0LTA20123.0
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Are side-by-side plots more valuabl
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Is a one-year test valid, or are se
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