N. Luthfi, N.
Master Program of Animal Science, Faculty of Animal and Agricultural Sciences, Diponegoro University, Tembalang Campus, Semarang 50275

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RUMINAL FERMENTATION AND BLOOD GLUCOSE AT LOW AND HIGH LEVEL INTAKE OF GROWING AND MATURE KACANG GOAT Luthfi, N.; Lestari, C. M. S.; Purnomoadi, A.
Journal of the Indonesian Tropical Animal Agriculture Vol 39, No 3 (2014): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.39.3.152-158

Abstract

This study was conducted to compare ruminal Volatile Fatty Acids (VFA) concentration andblood glucose in young and mature Kacang goats at different feeding levels. Eigth male young Kacanggoats weights at 12.75±2.68 kg (6-7 months) and male mature goat weights at ± 17.34±3.32 kg (8-12months) were used in this study. The pelleted complete feed was formulated to give 18,8% of CrudeProtein (CP) and 78.82% of total digestible nutrients (TDN). The experiment design was nested designexperimental 2x2 with 4 replications. The main factors (based on nested) were young and mature goatsand the second factor was low feeding (near maintenance level) and high feeding (2X maintenance).Data measured were daily feed intake, feed digestibilities, ruminal VFA concentration and bloodglucose. The data obtained were analyzed by using analysis of variance. The results showed that drymatter intake (DMI), digestible carbohydrates, digestible crude fiber, and digestible organic matter wasaffected by age (P<0.05), as well as level of feeding (P<0.001), but age and feeding level has no effecton digestibility (P>0.05). Ruminal VFA and blood glucose concentrations were found similar (P>0.05) neither in young and mature goats. However, VFA and concentration on the 3 and 6 h on high feeding aswell as blood glucose on 3 h in high feeding were higher than those on low feeding.
The Determination of Nutrient Intake on Productivity and Potential Methane Emission of Fat-Tailed Sheep Fed Odot Grass as a Source of Crude Fibre Luthfi, N.; Solkhan, M.; Suryani, Hasna Fajar; Hindratiningrum, N.
Jurnal Sain Peternakan Indonesia Vol 18 No 2 (2023)
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31186/jspi.id.18.2.88-92

Abstract

The purposes of this study were to examine the determination of crude protein (CP), Crude Fibre (Cfi) and total digestible nutrients (TDN) on the productivity and potential methane emission of fat-tailed sheep (FTS) fed Odot grass (Pennisetum purpureum cv. Mott) as a source of crude fibre. The materials used were 15 male FTS with an initial body weight (BW) of 19.5 kg ± 0.61 (CV = 0.59). The feed consisted of 28.57% Odot grass, 14.29% coffee peel, 4.28% rice bran, 7.86% pollard, 21.43% cassava, 21.43% corn cobs and 2% molasses. Sheep were reared intensively in pens for 30 days. Feed and water were provided ad libitum. The parameters in this study were dry matter intake (DMI), CP intake, Cfi intake, TDN, FTS productivity, and the determination of nutrient intake on FTS productivity and methane output. The data were analysed using correlation regression analysis. The results showed that the DMI was 956.67 g/day, CP intake was 119.31 g/day, Cfi intake was 256,22 g/day, TDN intake was 634.54 g/day, ADG 102,03 g/day and FCR of 10.1 g feed/g ADG. The potential methane emission of FTS-fed Odot grass as a source of fibre was 59.49 litres/day. DMI, CP and TDN positively correlate with methane emission (r=0.77). Cfi intake consumption is very closely related to methane output (r=1). Based on the results of the study, to increase FTS ADGs of 100 g required DM 4.76% BW, CP requirement was 120.8 g/100 gADG and TDN requirement was 642.4 g/100gADG, Cfi requirement was 259.40g/100gADG with methane emission of 60.26 litres.