Table 1. pH of in vitro rumen digestions.

Sample	Contents	Incubation1	Average pH2
Buffer	Buffer, Carbohydrates, Brain Homogenate	0	8.6±0.1
		20	8.2±0.1
Inactive digestion	Buffer, Carbohydrates, Brain Homogenate, Inactive Rumen Fluid	0	8.6±0.6
		20	8.3±0.6
Active digestion	Buffer, Carbohydrates, Brain Homogenate, Active Rumen Fluid	0	7.6±0.4
		20	6.2±0.2

¹hr at 39°C.

²n = 3–4, mean ± Std. dev.