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Journal : Buletin Peternakan

PROTEIN FRACTIONATION AND UTILIZATION OF SOYBEAN AND REDBEAN AS AFFECTED BY DIFFERENT DRYING TEMPERATURE Anuraga Jayanegara; Yesi Chwenta Sari; Roni Ridwan; Didid Diapari; Erika Budiarti Laconi
Buletin Peternakan Vol 41, No 1 (2017): BULETIN PETERNAKAN VOL. 41 (1) FEBRUARI 2017
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v41i1.13922

Abstract

The objective of this study was to investigate the influence of different drying temperature on chemical composition, in vitro rumen fermentation and digestibility of soybean and redbean. Soybean and redbean were dried in an oven set at four different drying temperatures, i.e. 50, 60, 70 and 80 oC for 24 h in three replicates. Dried samples were then milled and used further for chemical composition determination (proximate analysis, Van Soest analysis and protein fraction) and in vitro rumen fermentation assay. Parameters measured in the in vitro assay were gas production, digestibility, pH, ammonia and volatile fatty acids (VFA). Data obtained were analyzed by using analysis of variance and a posthoc test namely Duncan’s multiple range test. Results revealed that neutral detergent insoluble crude protein (NDICP) content increased at higher drying temperature (70 or 80 oC) for both soybean and redbean (P<0.05) but at different magnitude. As with NDICP, higher temperature led to a higher acid detergent insoluble crude protein (ADICP) both in soybean and redbean (P<0.05). Higher temperature decreased gas production rate (GPR) of both beans (P<0.05). Drying of soybean at 70 or 80 oC decreased crude protein digestibility (CPD) of soybean than dried at 50 or 60 oC (P<0.05). Higher drying temperature resulted in a lower NH3 concentration (P<0.05). It can be concluded that drying temperature at 50 or 60 oC is safe to maintain nutritional quality of soybean and redbean.
Physical Quality of Complete Pellets Feed Containing Peanut Waste (Arachis hypogaea) and Its Effects on Rabbit Growth Performance Riski Amelia Jaini; Yuli Retnani; Didid Diapari
Buletin Peternakan Vol 47, No 4 (2023): BULETIN PETERNAKAN VOL. 47 (4) NOVEMBER 2023
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v47i4.86685

Abstract

This study aimed to evaluate the physical quality of complete pellets with the addition of peanut waste and the effect of its administration on the performance of rabbits. A total of 20 local male rabbits aged 12 weeks with an average body weight of 1335.60 ± 280.53 g are divided into five groups based on body weight, and then used in this study which is performed in randomized block design (RBD). The rabbits are fed on the commercial pellets as a control diet (P0) and feed pellets containing peanut waste at the level of 5% (P1), peanut waste 10% (P2), and peanut waste 15% (P3). The results show that the physical quality of the pellets was not significantly different (p>0.05) in all treatments. Feeding complete pellets with the addition of peanut waste rabbits performances show no significant difference in performance (p>0.05) in all treatments. In conclusion, complete pellets with the addition of peanut was can resemble the physical quality of commercial pellets (control), maintain performances
Different Flushing Frequency on Blood Metabolites Profile of Ewes and Their Lambs at Pre-Weaning Period Fassah, Dilla Mareistia; Taniasari, Mila; Daeli, Fanny Rahmasari; Diapari, Didid; Astuti, Dewi Apri; Khotijah, Lilis
Buletin Peternakan Vol 48, No 3 (2024): BULETIN PETERNAKAN VOL. 48 (3) AUGUST 2024
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v48i3.93637

Abstract

This study determined the effects of different flushing frequency on performance and blood metabolite profile of ewes and their suckling lambs at pre-weaning period. Twelve multiparous Garut ewes (2 years-old, BW 30.06 ± 6.20 kg) and 18 lambs born to experimental ewes (lambing weight 2.49 ± 0.56 kg) were used in this study. Ewes were randomly assigned into four treatment groups in a complete block design, namely: without flushing (T0: control), flushing at the beginning of mating (T1: 2 weeks before and after mating), two times flushing (T2: T1 + 4 weeks flushing at mid-gestation), and three times flushing (T3: T2 + 2 weeks flushing at before and after parturition). Three times flushing increased ((p<0.05) the crude fat intake, while different flushing frequencies did not affect (p>0.05) dry matter intake and intakes of crude protein, crude fiber, nitrogen-free extract, and total digestible nutrients of ewes at the pre-weaning period. Different flushing frequencies did not change (p>0.05) the productive performances of ewes during the pre-weaning period. Flushing application improved (p<0.05) the average daily gain of pre-weaning lambs at 14 days, but it did not affect the weaning weight of lambs. Two times flushing showed no pre-weaning mortality rate (p<0.05). Flushing application tended to decrease (p=0.08) blood plasma triglyceride of ewes at 21- days, while two times flushing frequency tended to increase blood plasma cholesterol (p=0.05) and triglyceride (p=0.08) of lambs at 21 days. In conclusion, increased flushing frequency supports ewes and their twin lamb growth performance and blood metabolite profile at the pre-weaning period