Untreated and formaldehyde (HCHO)-treated silages were offeredad libitumto young Romney sheep for 6 weeks, both with and without intraperitoneal supplementation with d-l methionine. Mean daily dry matter intakes, measured during weeks 5 and 6, were 48.3, 62.7, 74.4, and 73.1 g/kg W#xB0; 75respectively for untreated silage, untreated silage plus methionine, HCHO-treated silage, and HCHO-treated silage plus methionine. The percentage of the daily intake which was consumed by 5 and 11 hr after feeding was greater for HCHO-treated than for untreated silage, but was unaffected by methionine supplementation.
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