. 2020 May 9;98(5):skaa107. doi: 10.1093/jas/skaa107

Table 6.

Effects of source and level of NDF from roughage on ruminal content characteristics and ruminal mat consistency

	Experimental diets¹
Items	10CS	20CS	SCB	SC	SH	LOCH	SEM
Rumen fill²	2.00^b	1.96^b	4.00^a	3.50^ab	1.10^b	1.90^b	0.08
Rumen content
Rumen DM, g/kg	155.00^c	195.00^ab	213.70^a	195.80^ab	152.80^c	182.90^b	04.50
Wet weight, kg	36.66	42.70	41.55	43.06	39.19	41.70	2.67
Dry weight, kg	5.75^b	8.35^a	8.88^a	8.42^a	6.01^b	7.64^a	0.54
Ruminal mat consistency²
Time³, s	399^d	1,520^bc	1,895^ab	2,060^a	448^d	1,045^c	140
Distance⁴, min/cm	56.25^a	51.66^ab	42.45^b	43.00^b	54.40^a	47.01^ab	2.52
Ascend rate⁵, cm/s	8.51^a	2.07^b	1.34^b	1.33^b	7.76^a	2.81^b	0.36

¹10CS, 10% of aNDF from corn silage; 20CS, 20% of aNDF from corn silage; SCB, 10CS + 10% of aNDF from sugarcane bagasse; SC, 10CS + 10% of aNDF from sugarcane; SH, 10CS + 10% of aNDF from soybean hulls; LOCH, 10CS + 10% of aNDF from low oil cottonseed hulls.

²Rumen fill, grams of NDF concentration in the ruminal content/kg of BW.

³As described by Welch (1982).

⁴Time of weight ascension inside the rumen.

⁵Distance travel inside the rumen.

⁶Weight ascends rate inside the rumen.

^abMeans within a row with different superscripts differ (P < 0.05).