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Table 2 Effect of enclosure age on herbaceous vegetation cover and aboveground biomass in Chepareria, Kenya

From: Pasture enclosures increase soil carbon dioxide flux rate in Semiarid Rangeland, Kenya

Enclosure system Age class (years) Bare ground (%) Perennial grass (%) Annual grass cover (%) Forbs (%) Total plant cover (%) Aboveground biomass (kg DM ha−1)
GDE 3–10 59.10 ± 1.6 12.3 ± 0.9 12.0 ± 0.6 19.2 ± 0.8 40.9 ± 1.6 474.7 ± 50.1
  11–20 61.13 ± 1.5 13.7 ± 0.9 11.3 ± 0.9 18.7 ± 0.8 38.9 ± 1.5 593.3 ± 56.5
  > 20 59.07 ± 1.1 14.3 ± 0.9 12.4 ± 0.6 18.7 ± 0.8 40.9 ± 1.1 613.3 ± 36.3
CGE 3–10 65.1 ± 1.5 5.9 ± 1.1 8.0 ± 0.4 15.1 ± 0.8 34.9 ± 1.5 406.7 ± 34.6
  11–20 68.3 ± 1.6 7.7 ± 1.2 7.2 ± 0.5 15.2 ± 0.9 31.7 ± 1.6 520.0 ± 48.9
  > 20 63.3 ± 1.3 10.0 ± 1.1 7.9 ± 0.4 14.3 ± 0.7 36.7 ± 1.3 522.7 ± 42.8
LSD0.05   4.085 2.844 1.666 2.218 4.085 128.1
P-value   0.61 0.514 0.92 0.82 0.61 0.95
  1. Values are means ± standard deviation (SD) (n = 9)
  2. GDE grazing dominated enclosure, CGE contractual grazing enclosure
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