Table 11. Mean yields and feed quality characteristics of five corn hybrids evaluated for silage in three County Standard Tests in Tennessee during 2017.
| MS Avg. Yield | Hybrid † | Trait Package ‡ | Dry Weight Avg. Yield (tons/acre) | ± | Std Err. | Moisture at Harvest (%) | Crude Protein (% dm) | NDF (% dm) | 30h IV NDFD (% of NDF) | Starch (% dm) | ADF (% dm) | TDN (% dm) | NEL (Mcals/lb) | Milk/ton¤ (lbs/ton) | Milk/acre¤ (lbs/acre) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | NK N83D-3111 | RR, LL, VIP3111 | 8.61 | ± | 0.63 | 49 | 8.69 | 47.4 | 63.4 | 21.2 | 27.5 | 70.2 | 0.65 | 3037 | 25986 |
| A | NK NK1573-3111A | RR, LL, VIP3111 | 8.36 | ± | 0.63 | 52 | 8.94 | 47 | 66.8 | 22.5 | 27 | 73.3 | 0.68 | 3244 | 26143 |
| A | Augusta 7768 | GT, LL, VIP3110 | 8.14 | ± | 0.63 | 54 | 9.04 | 48.8 | 68.2 | 19 | 28 | 73 | 0.67 | 3183 | 25763 |
| A | Croplan 5678 | RR, VT2P | 7.97 | ± | 0.63 | 52 | 8.54 | 48.1 | 64.7 | 23.1 | 27.7 | 72 | 0.67 | 3160 | 24443 |
| A | Croplan 5900 | RR, VT2P | 7.9 | ± | 0.63 | 56 | 8.63 | 50.3 | 64.7 | 18.5 | 28.7 | 70 | 0.64 | 2984 | 23708 |
| Average | 8.2 | ± | 0.63 | 8.77 | 48.32 | 65.56 | 20.86 | 27.78 | 71.7 | 0.66 | 3122 | 25209 |
† Hybrids that have any MS letter in common are not significantly different at the 5% level of probability.
‡ For a full description of abbreviated biotech traits, see table 13.
NDF = Neutral Detergent Fiber
30h IV NDFD = Neutral Detergent Filber Digestibility
ADF = Acid Detergent Fiber
TDN = Total Digestable Nutrients
NEL = Net Energy for Lactation
- based on University of Wisconsin Milk2006 software program.
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Virginia Sykes vsykes@utk.edu
- Table 1. 2021 Total entry numbers - December 26, 2021
- Table A-35. Mean yields and agronomic data from Memphis, TN, MG-5 - December 23, 2021
- Table A-34. Mean yields and agronomic data from Jackson, TN, MG-5 - December 22, 2021