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Table 5 In vitro gas production, ammonia nitrogen, and true dry matter digestibility of incubated plants in a culture medium

From: A study on the nutritional characteristics of some plants and their effects on ruminal microbial fermentation and protozoa population

Plant species bgas cgas gas12 gas24 gas48 gas72 NH3-N TDMD
2019 2020 2019 2020 2019 2020 2019 2020 2019 2020 2019 2020 2019 2020 2019 2020
Dracocephalum moldavica L 30.1cd 30.3d 0.026f 0.026g 7.77d 8.25d 11.3f 12.5f 20.9d 21.6f 24.3c 25.2e 24.0de 21.0d 73.4d 70.2b
Melissa officinalis L 16.6f 16.1g 0.034ef 0.036f 5.27e 5.90e 7.62g 8.05g 11.7e 12.0g 14.5d 15.2f 30.3ab 27.3b 65.3e 66.3c
Ruta graveolens L 35.8ab 36.1b 0.064cd 0.065d 17.5bc 18.5c 27.7b 28.3b 33.7b 34.2b 36.0b 36.0b 28.5b 25.0c 82.3b 83.0a
Perovskia abrotanoides Kar 23.7e 24.2f 0.108a 0.106a 17.2bc 17.3c 19.2d 20.1d 22.3d 23.3e 25.0c 24.8e 23.4e 21.2d 59.0f 59.2d
Cichorium intybus L 33.5bcd 33.2c 0.072bc 0.075bc 19.3b 20.2b 23.8c 24.7c 29.8c 28.5d 34.4b 33.3d 22.2e 18.5e 57.2f 59.2d
Borago officinalis L 29.4d 28.0e 0.030f 0.034fg 8.90d 9.47d 14.9e 15.5e 21.1d 21.8ef 26.7c 26.2e 26.1cd 24.2c 74.9d 71.2b
Peganum harmala L 33.8bc 33.4c 0.086b 0.084b 22.2a 21.4ab 27.5b 26.2c 31.5bc 29.5cd 33.9b 33.8cd 31.2a 27.3b 86.8a 81.7a
Teucrium polium L 39.9a 39.1a 0.072bc 0.071cd 21.8a 22.4a 31.1a 30.5a 38.3a 37.6a 40.0a 39.7a 26.3c 27.0b 66.1e 57.5c
Medicago sativa 36.0ab 36.7b 0.050de 0.053e 16.6c 17.2c 24.6c 25.8c 29.0c 30.8c 34.6b 35.5bc 30.8a 31.7a 79.3c 81.0a
SEM 1.37 1.33 0.005 0.005 1.18 1.14 1.51 1.44 1.53 1.44 1.48 1.43 0.66 0.77 1.93 1.71
p-value  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001
  1. Means with different letters among the same row indicate significant differences according to the p-value presented
  2. bgas potential gas production (ml/200 mg DM), cgas fractional rate of gas production (%/h), gas 12, 24, 48, and 72 h cumulative gas production after 12, 24, 48, and 72 h incubation (ml/200 mg DM), NH3-N ammonia nitrogen (mg/dl), TDMD true dry matter digestibility (%, 24 h incubation), SEM standard error of the mean