Title: Nitrogen Source Availability and Activity of Rumen Microorganisms
Abstract: lactometer method of Watson (3, 4, 6) and is considered suitable for routine use in Dairy Herd Improvement Association programs (3, 4, 6, 8).Judging from the comparisons in Tables 123, it seems fair to estimate that use of the more refined equations in Table 3 would increase present accuracy by 25 to 30%.