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. 2023 Dec 21;10:1272835. doi: 10.3389/fvets.2023.1272835

Table 5.

Rumen protozoal diversity and taxa abundances in 26-week-old goats measured at 21 days after a shift from a high-concentrate to a full forage diet (oats hay).

Treatments 1 CTL AUT RFF RFC SED p-value
Concentration, log10 copy/mg DM ND 8.79 8.38 9.02 0.430 0.348
Diversity
Richness, OTUs ND 20.5b 31.3a 32.9a 1.085 <0.001
Shannon ND 1.68b 2.24a 2.28a 0.062 <0.001
Simpson ND 0.76b 0.86a 0.86a 0.014 <0.001
Abundance, %
f_Ophyoscolecidae ND 97.5a 77.5b 81.6b 3.087 <0.001
sf_Entodiniinae; g_Entodinium ND 96.2a 74.9b 79.1b 3.312 <0.001
sf_Diplodiniinae ND 1.33 2.34 2.36 0.423 0.138
g_Enoploplastron_triloricatum ND 0.00b 0.49a 0.32a 0.114 0.003
g_Polyplastron ND 1.32 1.73 1.57 0.397 0.600
g_Diplodinium ND 0.01 0.12 0.47 0.171 0.073
sf_Ophryoscolecinae ND 0.00b 0.23a 0.14a 0.053 0.003
s_Ophryoscolex_sp_LDK-2011 ND 0.00b 0.22a 0.14a 0.052 0.003
f_Isotrichidae ND 1.14b 21.85a 16.6a 3.099 <0.001
g_Dasytricha ND 0.92b 12.15a 12.8ab 2.063 0.001
g_Isotricha ND 0.23b 9.70a 3.84a 2.372 <0.001
s_Isotricha_prostoma ND 0.15b 6.00a 1.66a 1.484 <0.001
s_Isotricha_intestinalis ND 0.06b 2.63a 1.15a 0.585 <0.001
1

During the first 10 weeks of age, goats (N = 36) received a daily and oral inoculation with autoclaved rumen fluid (AUT), rumen fluid from adult animals fed forage (RFF), or fed concentrate diets (RFC) or without inoculation (CTL). Means within a raw with different superscript differ (p < 0.05).