Table 1. Harvest results from the drip irrigated replicated transgenic cotton variety demonstration, Jay Vaughn Farm, Lubbock, TX, 2002. | |||||||||||||
Variety | Lint turnout % |
Seed turnout % |
Bur cotton yield lb/acre |
Lint yield lb/acre |
Seed yield lb/acre |
Lint loan value $/lb |
Lint value $/acre |
Seed value $/acre |
Total value $/acre |
Ginning cost $/acre |
Systems cost $/acre |
Net value $/acre |
|
FM 989BR | 32.7 | 43.0 | 3260 | 1066 | 1401 | 0.5489 | 584.91 | 66.53 | 651.44 | 73.34 | 43.67 | 534.43 | a |
PM 1218BG/RR | 35.8 | 44.3 | 2991 | 1069 | 1325 | 0.5346 | 571.72 | 62.92 | 634.64 | 67.31 | 43.25 | 524.08 | a |
DP 449B/RR | 32.5 | 42.7 | 3192 | 1036 | 1364 | 0.5518 | 571.59 | 64.76 | 636.35 | 71.82 | 45.49 | 519.04 | a |
DP 555BG/RR | 36.1 | 40.4 | 3028 | 1094 | 1224 | 0.5325 | 582.54 | 58.15 | 640.69 | 68.13 | 56.55 | 516.01 | a |
DP 458B/RR | 34.4 | 44.5 | 3016 | 1039 | 1344 | 0.5457 | 566.92 | 63.82 | 630.74 | 67.87 | 50.02 | 512.85 | a |
SG 215BG/RR | 34.3 | 43.6 | 3109 | 1066 | 1355 | 0.5226 | 557.29 | 64.34 | 621.63 | 69.95 | 45.49 | 506.19 | a |
ST 4892BR | 34.1 | 41.9 | 3007 | 1025 | 1260 | 0.4988 | 511.17 | 59.86 | 571.03 | 67.66 | 47.35 | 456.02 | b |
PM 2344BG/RR | 29.3 | 47.5 | 3223 | 946 | 1529 | 0.5073 | 479.77 | 72.65 | 552.42 | 72.52 | 39.13 | 440.76 | b |
Test average | 33.6 | 43.5 | 3103 | 1043 | 1350 | 0.5303 | 553.24 | 64.13 | 617.37 | 69.83 | 46.37 | 501.17 | |
CV, % | —– | —– | 4.3 | 4.5 | 4.3 | —– | 4.4 | 4.3 | 4.4 | 4.3 | —– | 4.8 | |
OSL | —– | —– | 0.1374 | 0.0484 | 0.0007 | —– | 0.0010 | 0.0007 | 0.0045 | 0.1386 | —– | 0.0025 | |
LSD 0.05 | —– | —– | NS | 82 | 101 | —– | 43.03 | 4.79 | 47.75 | NS | —– | 42.49 | |
For net value/acre, means within a column with the same letter are not significantly different at the 0.05 probability level. CV – coefficient of variation, LSD – least significant difference. OSL – observed significance level, or probability of a greater F value. Note: some columns may not add up due to rounding error. |
|||||||||||||
Assumes: $2.25/cwt ginning cost. $95/ton for seed. Value for lint based on CCC loan value from commercially ginned and classed bales. |