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Grasses

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10 – Dwarf napier (Pennisetum purpureum)

Photo of Dwarf napier grass

Dry Matter, Yield and Nutrient Compostion at 12-weeks


Fall Winter Spring Summer Fall Winter Spring Summer Fall Average Standard
deviation

12/10/96 03/10/97 06/10/97 09/10/97 12/10/97 03/10/98 06/16/98 09/17/98 12/16/98

DM, % 24.18 19.11 20.8 19.23 19.58 14.92 21.82 19.09 17.69 19.60 2.59
Yield,lb/ac 3240.49 347.19 1034.19 3844.72 1041.58 199.45 886.45 5354.12 1587.86 1,948.45 1,781.96
CP, % 9.26 16.67 12.15 10.91 11.57 14.57 12.24 11.34 9.35 12.01 2.37
ADF, % 41.5 32.5 36.45 39.12 33.83 28.28 31.15 34.1 37.1 34.89 4.09
P, % 0.15 0.26 0.22 0.17 0.24 0.29 0.18 0.24 0.32 0.23 0.06
K, % 1.53 2.99 2.43 1.68 1.81 1.44 1.28 1.75 0.81 1.75 0.64
Ca, % 0.51 0.9 0.54 0.44 0.57 0.97 0.54 0.58 0.62 0.63 0.18
Mg, % 0.21 0.28 0.29 0.28 0.33 0.47 0.35 0.36 0.58 0.35 0.11
Na, % 0.11 0.1 0.06 0.05 0.1 0.12 0.03 0.09 0.04 0.08 0.03

Mn, ppm 46 49 29 24 49 90 29 35 71 46.89 21.66
Fe, ppm 309 167 206 373 141 1453 99 155 466 374.33 422.18
Cu, ppm 6 11 5 3 6 5 2 5 4 5.22 2.54
Zn, ppm 32 31 25 18 20 19 13 23 25 22.89 6.15
Bo, ppm 3 4 4 4 3 12 3 4 4 4.56 2.83


Tropical Forage Demonstration Garden, Glen K. Fukumoto

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Last updated on 11/29/02