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The objective of this research was to study the effect of substitution protein and energy concentrates on production and reproduction performances of Friesian Holstein (FH) Crossbred in early lactation and its financial aspect. This research was carried out for 100 days in early lactation. Twelve monoparous FH Crossbred were divided into three groups of feed treatment, control groups (RK) was given all concentrates control (KK) contain CP 10.3%, TDN 51% treatment groups 1 (RP1) was ...
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580 AGR 19 (1-4) 2006
Artikel Jurnal Universitas Indonesia Library