In vitro rumen fermentation kinetics, metabolite production, methane and substrate degradability of polyphenol rich plant leaves and their component complete feed blocks

Table 1 Chemical and polyphenol constituents (g/kg dry matter) of roughage components and complete feed block (CFB)

Constituents	Vigna sinensis hay	Acacia nilotica leaves	Ziziphus nummularia leaves	CFB 1	CFB 2	CFB 3
DM	892	902	865	888	902	899
OM	882	876	874	909	896	902
Ash	118	124	126	91	104	97.8
CP	144	145	140	153	155	150
EE	25.4	25.7	32.1	52.1	53	54.8
NDF	608	695	657	374	400	389
ADF	451	468	473	252	257	259
ADL	108	124	196	60.4	65	86.6
Hemicellulose	157	227	184	122	143	130
Cellulose	343	344	277	192	192	172
Total phenols	3.9	163	52.5	2.7	45.2	16.3
Total tannin phenols	2.9	148	31.1	2.1	40.4	9.4
Non-tannin phenols	1	15	21.4	0.6	4.8	6.9
Condensed tannins	1.2	7.9	28.3	1.8	2.3	8.2
Hydrolysable tannins	1.7	140.1	2.8	0.3	38.1	1.2

CFB1 Concentrate mixture + Vigna sinensis hay (70:30), CFB2 Concentrate mixture + Acacia nilotica leaves (70:30), CFB3 concentrate mixture + Ziziphus nummularia leaves (70:30)

ISSN: 2055-0391