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Journal : Animal Production : Indonesian Journal of Animal Production

Evaluation of Agro-Industrial by Products as Potential Local Feed for Ruminant Animals: Chemical Composition, Fiber Fractions and In Vitro Rumen Fermentation Pratama, Said Mirza; Wajizah, Sitti; Jayanegara, Anuraga; Samadi, Samadi
ANIMAL PRODUCTION Vol 20, No 3 (2018)
Publisher : Universitas Jenderal Soedirman, Faculty of Animal Science, Purwokerto-Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (868.044 KB) | DOI: 10.20884/1.jap.2018.20.3.715

Abstract

Animals are considered as source of protein should be improved their productivity with the minimum cost production. Agro-industrial by products have been used as animal feed to reduce feed cost. The purpose of this study is to evaluate agro-industrial by product in Aceh as potential local feed for ruminant animals based on chemical composition, fiber fraction and in vitro rumen fermentation. There were eight sources of agro-industrial by products (sago residues, coconut meal, soybean-ketchup by product, coffee pulp, cacao pod, sago tree, corncob, and rice brand) which were collected from 3 different locations in Aceh.  All agro-industrial by product samples were dried at 600C for 24 h and ground to pass a 1 mm sieve. Grounded samples were analyzed to determine chemical composition, fiber fractions and in vitro rumen fermentation. Incubation was conducted at temperature 390C for 48 h in water bath with three replicates. Data for in vitro rumen fermentation were statically calculated by using SPSS differences between treatments were stated (P≤0.05) by using Duncan Multiple Range Test (DMRT). The results indicated that agro industrial by product from coconut meal, ketchup residues, coffee by product, cacao by product, and rice brand can be used as source of protein and industrial by product from sago by product, sago tree and corncob can be used as source of energy. Neutral detergent  insoluble  CP (NDICP) and Acid detergent insoluble CP (ADICP)  were relatively high for sago by product, sago tree and rice brand but relatively low for cacao by product and corncob. The value of incubated pH for most feed samples was in the normal range. In vitro dry matter digestibility (IVDMD) and in vitro organic matter  digestibility (IVOMD) were significantly difference (P≤0.05) each agro-industrial by products with the highest for sago and the lowest for coffee by product. In conclusion, agro-industrial by products had a potential feed for ruminant animals both as protein and energy sources. However, feed ingredients with high fiber content and low degradability, further treatments such as physical, chemical and biological treatments were required to improve the feed quality. 
Evaluation of Some Forage as Feed for Ruminant Animal: Chemical Composition, In Vitro Rumen Fermentation, and Methane Emissions Said Mirza Pratama; Sitti Wajizah; Anuraga Jayanegara; Samadi Samadi
ANIMAL PRODUCTION Vol. 24 No. 3 (2022)
Publisher : Faculty of Animal Science, Jenderal Soedirman University in associate with the Animal Scientist Society of Indonesia (ISPI) and the Indonesian Association of Nutrition and Feed Science (AINI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jap.2022.24.3.179

Abstract

This experiment aimed to evaluate chemical composition, in vitro rumen fermentation, digestibility, and methane emissions of forages including bede grass, gamal (Gliricidia sepium), Indigofera, lamtoro (Leucaena leucocephala), elephant grass, mini elephant grass and Thai elephant grass. Forage samples were dried at 60oC for 24 hours, then ground to 1 mm sieve. The ground samples were used subsequently to determine the chemical composition and in vitro rumen fermentation test. Incubation was carried out in a water bath at 39oC for 48 h without replication. The results showed that all forages contained various crude protein at a range of 9-20% DM. The proportion of neutral detergent insoluble CP (NDICP) and acid detergent insoluble CP (ADICP) in forage was generally low, but the highest was found in bede grass. The highest NH3 concentration was found in Indigofera incubation, and lowest was in bede grass. All forage samples, except for mini elephant grass and Indigofera, had IVDMD and IVOMD below 70%. We identified low methane emissions from forage at 48 hours of incubation. It was concluded that legumes had a higher crude protein than in grass species and had low methane emissions. However, the relatively low digestibility of legume may limit its utilization.