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Grasses
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08 – P. americanum x P. purpureum

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, % 29.47 20.79 21.6 21.09 18.48 18.93 18.94 20.97 17.77 20.89 3.49
Yield, lb/ac 4691.08 273.32 819.96 4253.98 1152.38 288.1 1292.74 4179.32 1991.38 2,104.70 1,785.23
CP, % 6.51 13.06 7.95 7.82 8.44 12.06 10.02 5.95 8.99 8.98 2.38
ADF, % 43.55 34.65 39.99 39.81 34.41 30.13 32.18 39.94 36.15 36.76 4.35
P, % 0.14 0.27 0.23 0.21 0.28 0.32 0.26 0.24 0.35 0.26 0.06
K, % 1.2 2.04 1.93 1.43 1.25 1.53 1.43 1.05 0.76 1.40 0.40
Ca, % 0.44 0.72 0.73 0.58 0.71 0.92 0.62 0.39 0.62 0.64 0.16
Mg, % 0.25 0.42 0.3 0.38 0.43 0.51 0.42 0.52 0.62 0.43 0.11
Na, % 0.08 0.07 0.07 0.08 0.08 0.08 0.04 0.05 0.02 0.06 0.02

Mn, ppm 39 48 29 59 39 70 25 32 50 43.44 14.71
Fe, ppm 120 1520 291 2543 468 1633 92 371 415 828.11 859.39
Cu, ppm 6 1 3 4 3 6 1 3 2 3.22 1.86
Zn, ppm 28 22 25 21 26 26 16 15 22 22.33 4.50
Bo, ppm 3 5 4 8 4 12 4 4 5 5.44 2.83


Tropical Forage Demonstration Garden, Glen K. Fukumoto
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Last updated on 11/29/02