PENGARUH DURASI TEPUNG JAHE EMPRIT (Zingiber officinale var. Amarum) TERHADAP LAJU PERTUMBUHAN FRAKSIONAL AYAM KAMPUNG

Abstract

This study was aimed to evaluate the effect of feeding duration of ginger powder on fractional growth rate of kampong chicken. Experimental animals were100 birds of day old chick (DOC) with an average body weight was39,14 + 0,18 g (CV=2,28%). Feed ingredients used in che formulation of the experimentaldiet wererice bran, yellow corn, soybean meal, poultry meat meal, premix and emprit ginger powder.The present study used a completely randomized design (CRD) with 4 treatments and 5 replications. There were 4 dietraytreatments, namely dietwithout emprit ginger powder (T0), feeding duration of 2%emprit ginger powder for 2 daysaweek (T1), feeding duration of 2%emprit ginger powder for 4 days a week (T2), andfeeding duration of2%emprit ginger powder for 6 days a week (T3). The results showed that feeding duration of ginger powder hadno significant effect (P>0,05) onfractional growth rate. Feeding emprit ginger powder is maximum for 4 weeks with a duration of 2 days a week. Keywords: kampung chicken, feeding duration, empritginger powder, fractional growth rate