Table 2. Forage quality estimates for seventeen corn hybrids grown at
Holly Springs, Mississippi, 1994
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Hybrid Brand NE lact.(1) NE gain(2) NE maint.(3) TDN est.(4)
(MC/cwt) (MC/cwt) (MC/cwt) (MC/cwt)
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3154 Pioneer 72.5 46.6 74.1 70.0
8695 Deltapine 73.6 47.9 75.6 70.9
3163 Pioneer 73.5 47.7 75.4 70.8
TR1185 Terra 72.1 46.1 73.6 69.6
McNair 508 Northrup King 68.2 41.6 68.5 66.1
G-4868 Deltapine 71.2 45.2 72.5 68.8
3156 Pioneer 74.9 49.4 77.2 72.1
TV 2930 Terral 73.9 48.2 75.9 71.2
DK 743 Dekalb 71.8 45.8 73.2 69.3
AT 1177 AgraTech 69.8 43.4 70.6 67.5
4820 Deltapine 69.7 43.4 70.5 67.4
PX 1183C Pioneer 71.6 45.5 72.9 69.1
SB 1869 Sunbelt 66.4 39.5 66.2 64.5
3085 Pioneer 72.7 46.8 74.4 70.1
SLX 3406 Southland 67.8 41.1 68.0 65.7
N8811 Northrup King 72.2 46.3 73.7 69.7
TR702E Terra 70.3 44.0 71.2 67.9
------------------------------------------------------------------------------- Overall Mean . . . . . . . . . 71.3 45.2 72.6 68.9
LSD (.10). . . . . . . . . . . 3.9 4.5 5.0 3.5
CV (%) . . . . . . . . . . . . 3.1 5.7 4.0 2.9
* Analysis values are based on composite samples:
1 Net energy lactation
2 Net energy gain
3 Net energy maintenance
4 Estimated total digestible nutrients