Nutritional Value and In Vitro Volatile Fatty Acid Production of Forage Grasses Cultivated Using Farmyard Manure and Desmodium intortum Intercropping in the Upper Blue Nile Basin, Ethiopia

Table 5

Correlation between chemical composition, in vitro organic matter digestibility, and VFA production of forage grasses. GP24 (r = −0.569, ), IVOMD (r = −0.378, ), and methane production (r = −0.505, ).

	CPact	NDF	ADF	ADL	GP24	IVOMD	ME	TVFA	CH4
CP	1	0.215^ns	0.119^ns	0.536^ns	−0.569	−0.378	−0.369^ns	−0.507^ns	−0.505
NDF		1	0.677^ns	0.225^ns	−0.384^ns	−0.327^ns	−0.327^ns	0.251^ns	0.534^ns
ADF			1	0.323^ns	−0.140^ns	−0.099^ns	−0.104^ns	0.256^ns	0.309^ns
ADL				1	−0.630^ns	−0.599^ns	−0.593^ns	−0.348	−0.640
GP24					1	0.974	0.973	0.759∗	0.421^ns
IVOMD						1	0.999	0.741	0.397^ns
ME							1	0.741	0.390^ns
TVFA								1	0.707
CH4									1

Values shown are Pearson’s correlation coefficients; ; , P < 0.01; , P < 0.001; ns, not significant.