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Table 1 Composition of concentrates and proximate analysisa and fatty acid profile of three concentrates, Leymus chinensis hay, and algae

From: Dose and time response of ruminally infused algae on rumen fermentation characteristics, biohydrogenation and Butyrivibrio group bacteria in goats

  Concentrate (C)   
  C0 C1 C3 hay Algae
Ingrediets, g/kg DM      
Corn grain 500 576 622   
Soybean meal 317 257 276   
Wheat bran 125 106 37.2   
Limestone 20.0 18.8 17.9   
CaHPO4 · 2H2O 10.0 13.8 17.7   
Salt 12.8 13.1 13.8   
Premixb 15.0 15.4 16.2   
Chemical composition, g/kg DM      
DM 887 870 878 916 980
NDF 115 109 89.0 569 -
CP 215 189 192 74.0 150
Starch 405 438 436 - ND
EE 27 27 27 36 609
Fatty acid composition, g/kg FAME      
12:0 0.32 0.24 0.27 7.08 3.36
14:0 1.51 1.16 1.31 55.7 68.3
16:0 153 148 137 186 438
18:0 34.9 30.9 30.4 15.0 11.1
trans-18:1 7.23 6.36 4.79 5.87 0.47
c9-18:1 209 220 230 25.2 4.32
18:2 n-6 460 476 471 133 9.04
18:3 n-3 42.5 37.3 33.8 260 1.90
20:0 3.70 3.70 3.73 10.5 1.52
20:5 n-3 ND ND ND ND 0.45
22:5 n-3 1.26 0.93 0.88 6.58 2.09
22:6 n-3 0.41 0.26 0.27 1.36 343
  1. ND not detected; -, not measured
  2. aChemical composition of diets were calculated to contain (g/kg DM): DM (900, 901, 903), NDF (387, 384, 374), CP (120,120, 120), EE (32.0, 38.4, 49.7), for the Control, L-Alg and H-Alg diets, respectively.
  3. bPremix contained on a DM basis (per kg): Vitamin A ≥ 1,100,000 IU, Vitamin D ≥ 300,000 IU, Vitamin E ≥ 3,200 IU, Fe ≥ 7 g, Cu ≥ 1.2 g, Mn ≥ 5 g, Zn ≥ 8 g, I ≥130 mg, Se ≥ 27 mg, Co ≥45 mg