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Table 6 Greenhouse gas flux rates in the enclosure age classes in Chepareria, Kenya

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

Enclosure system Age class (years since establishment) CO2, mg C m−2 h−1 CH4, μg C m−2 h−1 N2O, μg N m−2 h−1
GDE 3–10 186.0 ± 22.8 34.9 ± 8.2 32.4 ± 18.9
  11–20 226.3 ± 21.7 63.1 ± 16.3 9.5 ± 2.4
  > 20 260.9 ± 31.1 55.6 ± 17.9 18.95 ± 6.6
CGE 3–10 232.4 ± 26.2 60.8 ± 12.9 17.5 ± 5.9
  11–20 242.7 ± 31.2 53.3 ± 14.6 26.2 ± 6.9
  > 20 244.6 ± 25.6 58.0 ± 21.1 17.8 ± 7.4
LSD0.05   74.60 43.91 26.59
P-value   0.50 0.52 0.25
  1. Values are means ± SE (n = 3). Different lowercase letters indicate significant differences among grazing systems (P < 0.05)
  2. GDE grazing dominated enclosure, CGE contractual grazing enclosure