| The Georgia Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia |
Table of Contents | |||||||||
| 2002 Soybean, Sorghum Grain and Silage, Grain Millet, and Summer
Annual Forages Performance Tests Research Report Number 685 December 2002 |
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| Tifton, Georgia: Evaluation of Summer Annual Forage, 2002 and Two-Year Average Yields, 2001-2002 |
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| Company or | Hybrid Name | Clipping Dates | Season | 2-Year | ||||||
| Brand Name | or Number | 6-18-02 | 8-21-02 | 10-17-02 | Total | Average | ||||
| --------- dry matter yield - pounds per acre --------- | ||||||||||
| Sorghum x Sudangrass | ||||||||||
| SS | FFR211 | 7250 | 7566 | 6372 | 21188 | 21576 | ||||
| Coffey | SG-2000 | 7552 | 7328 | 5226 | 20106 | 19461 | ||||
| Cal/West Seeds | CW1-61-10 | 7694 | 7214 | 5150 | 20058 | . | ||||
| Coffey | Sugar Graze Ultra | 6576 | 7148 | 6258 | 19982 | 20050 | ||||
| Pennington | Summergrazer III | 7355 | 7247 | 5047 | 19649 | 20327 | ||||
| Southland | Pacesetter | 5858 | 7517 | 5927 | 19303 | 19162 | ||||
| Cal/West Seeds | CW1-63-9 | 7549 | 8187 | 3524 | 19260 | . | ||||
| Moss | Mega Green | 6295 | 7554 | 5382 | 19232 | 18448 | ||||
| Cal/West Seeds | CW1-61-1 | 7371 | 7803 | 4000 | 19174 | . | ||||
| Seed Resource | Green Grazer V | 6971 | 7224 | 4580 | 18775 | . | ||||
| Southland | Sweeter-N-Honey | 5869 | 7546 | 5201 | 18617 | 20108 | ||||
| Cal/West Seeds | CW1-63-1 | 7506 | 7299 | 3744 | 18548 | . | ||||
| Cal/West Seeds | CW1-61-9 | 7399 | 7711 | 3391 | 18501 | . | ||||
| Seed Resource | MS202BMR | 6973 | 7358 | 4142 | 18473 | . | ||||
| Coffey | Maxigain | 6115 | 6589 | 5749 | 18453 | 17507 | ||||
| Moss | Century BMR | 6418 | 6875 | 4857 | 18150 | 18448 | ||||
| NK | Headless Sordan | 5898 | 5997 | 6148 | 18043 | . | ||||
| NK | Headless Trudan | 6016 | 6640 | 5341 | 17998 | . | ||||
| Cal/West Seeds | CW1-63-10 | 7225 | 6957 | 3720 | 17902 | . | ||||
| SS | SS-220 | 6281 | 7371 | 4242 | 17894 | 18511 | ||||
| Southland | Honey Craze BMR | 6651 | 6333 | 4859 | 17844 | 17738 | ||||
| Seed Resource | PS210BMR | 6127 | 6937 | 3804 | 16868 | . | ||||
| Average | 6771 | 7200 | 4848 | 18819 | 19212 | |||||
| LSD at 10% Level | 952 | N.S.2 | 826 | N.S. | 1534 | |||||
| Std. Err. of Entry Mean | 403 | 540 | 350 | 978 | 649 | |||||
| Millet | 6-03-02 | 6-26-02 | 7-25-02 | 8-26-02 | ||||||
| Ga CPES | Tif Exp. No. 6 | 3756 | 4995 | 3164 | 1448 | 13363 | 16832 | |||
| Ga CPES | Tif Exp 4 | 3982 | 4131 | 3172 | 1535 | 12820 | 16565 | |||
| USDA-ARS | DMP5SR | 3543 | 4512 | 2971 | 1710 | 12736 | 15469 | |||
| SS | SS-501 | 4645 | 3969 | 2677 | 1285 | 12576 | 15952 | |||
| USDA-ARS | DMP4SR | 3304 | 4513 | 2972 | 1721 | 12510 | 15713 | |||
| Ga CPES | Tifleaf 3 | 3084 | 4457 | 3148 | 1644 | 12334 | 15304 | |||
| CSC | Elite III | 3814 | 4357 | 2644 | 1416 | 12231 | 16202 | |||
| Seed Resource | Mil-Hy 500 | 3202 | 4610 | 2991 | 1405 | 12209 | . | |||
| SS | SS-635 | 3211 | 4546 | 2726 | 1546 | 12028 | 14817 | |||
| Seed Resource | 3Milx11 | 3106 | 4442 | 2808 | 1557 | 11913 | . | |||
| NK | Millex 32 | 4454 | 3254 | 2803 | 1361 | 11873 | 15158 | |||
| Seed Resource | 3Milx111 | 3608 | 4154 | 2574 | 1383 | 11719 | . | |||
| Moss | Mega Mil | 3438 | 4292 | 2331 | 1481 | 11541 | . | |||
| Seed Resource | MIL-HY 300 | 3807 | 3816 | 2665 | 1220 | 11506 | . | |||
| USDA-ARS | DMP3SR | 2870 | 4120 | 2984 | 1492 | 11466 | 15200 | |||
| Pennington | Pennleaf | 3215 | 3954 | 2753 | 1394 | 11317 | 15014 | |||
| Average | 3565 | 4258 | 2837 | 1475 | 12134 | 15657 | ||||
| LSD at 10% Level | 499 | 638 | 389 | N.S. | 1017 | 933 | ||||
| Std. Err. of Entry Mean | 210 | 268 | 164 | 154 | 428 | 395 | ||||
| 1. CV = 10.4% and df for EMS = 63. | ||||||||||
| 2. The F-test indicated
no statistical differences at the alpha = .10 probability level; therefore, a
LSD value was not calculated. |
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| 3. CV = 7.1% and df for EMS = 45. | ||||||||||
| Bolding indicates entries yielding equal
to highest yielding entry within a column based on Fisher's protected LSD (P = 0/10). |
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| Sorghum x Sudangrass | ||||||||||
| Planted: | April 18, 2002. | |||||||||
| Seeding Rate: | 150,000 seed/acre in 30" rows. | |||||||||
| Soil Type: | Tifton loamy sand. | |||||||||
| Soil Test: | P = High, K = Low, and pH = 6.4. | |||||||||
| Fertilization: | Preplant: 46 lb N, 40 lb P2O5, and 81 lb K2O/acre. | |||||||||
| Sidedress: 58 lb N/acre, plus 40 lb N/acre after 1st and 2nd harvests. | ||||||||||
| Previous Crop: | Soybean. | |||||||||
| Management: | Paratilled,
subsoiled & bedded, and rototilled; Atrazine and Permit used for weed
control; Dimethoate used for insect control; Nemacur used for nematod control. |
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| Test conducted by A. E. Coy, M. D. Pippin, and J. L. Day. | ||||||||||
| Millet | ||||||||||
| Planted: | April 18, 2002. | |||||||||
| Seeding Rate: | 4 lb seed/acre in 30" rows. | |||||||||
| Soil Type: | Tifton loamy sand. | |||||||||
| Soil Test: | P = High, K = Medium, and pH = 5.7 | |||||||||
| Fertilization: | Preplant: 40 lb N, 80 lb P2O5, and 120 lb K2O/acre. | |||||||||
| Sidedress: 58 lb N/acre, plus 40 lb N/acre after 1st, 2nd, and 3rd harvests. | ||||||||||
| Previous Crop: | Small grain winter forage. | |||||||||
| Management: | Subsoiled & bedded and rototilled; Atrazine used for weed control; Dimethoate used for insect control; Nemacur used for nematode control. | |||||||||
| Test conducted by A. E. Coy, M. D. Pippin, R. E. Brooke, and T. L. Hancock. | ||||||||||