Rijanto Hutasoit
Loka Penelitian Kambing Potong, Sungai Putih PO BOX 1 Galang, Sumatera Utara

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Preferences, digestibility and rumen fermentation characteristics of several mulberry species in goats Ginting, Simon Petrus; Tarigan, Andi; Hutasoit, Rijanto; Yulistiani, Dwi
Indonesian Journal of Animal and Veterinary Sciences Vol 19, No 3 (2014)
Publisher : Indonesian Animal Sciences Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (345.519 KB) | DOI: 10.14334/jitv.v19i3.1080

Abstract

This study was aimed to investigate the preferences and nutritional qualities of four mulberry species (Morus cathyana, Morus nigra, Morus indica and Morus multicaulis) in goat diet. Foliages were fed to six adult Boer x Kacang goats in a cafetaria style for preference analyses. Nutritional qualities (feed intake, apparent digestibility, N balances, rumen fermentation characteristics) and blood metabolites were measured in a digestion trial. Twenty male goats were used in a completely randomised arrangement of four treatments (mulberry species) and five replications. The selectivity indices were +0,389, -0,156, -0,154 and -0,234 for M. multicaulis, M. nigra, M. cathyana and M. indica, respectively, indicating that M. multicaulis was the most  and M. indica was the least preferred species. When fed as the sole foliage  the DM intake was higher (P<0.05) in  goats offered M. multicaulis (780 g/d) and M. nigra (718 g/d) compared to those fed M. cathyana (637 g/d) and M. indica  (598 g/d). The DM intake were equal to 38.6; 35.5; 31.5 dan 29.6 g/kg BW, respectively. The DM apparent digestibility were not different (P>0.05) among the species ranging from 60-65%. The N balances (N retained) was highest (P<0.05) in the M. multicaulis group (16,7 g/d) and was lowest in the M. indica (12,3 g/d) and M. cathyana groups (11,7 g/d). The rumen pH and  total VFA concentration was not diferent (P>0,05) among treatments. The ammonia concentration was higest (P>0,05) in the M. multicaulis and was lowest in the M. indica and M. cathyana groups. The bacteria and protozoa population was not different (P>0,05) among the treatments. It is concluded that M. multicaulis was more preferred by goats compared to  M. nigra, M. indica and M. cathyana, but all species have potential as foliages for goats as shown by its high intake, digestibility and rumen fermentation rates. Key Words: Mulberry, Preference, Nutritional Quality
PEMANFAATAN HIJAUAN PAKAN TERNAK Brachiaria Ruziziensis DAN Stylosanthes Guianenis MENDUKUNG USAHA TERNAK KAMBING DI KABUPATEN ASAHAN Rusdiana, S.; Hutasoit, Rijanto
SEPA: Jurnal Sosial Ekonomi Pertanian dan Agribisnis Vol 10, No 2 (2014): FEBRUARY
Publisher : Universitas Sebelas Maret

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20961/sepa.v10i2.14132

Abstract

System maintenance goats in Indonesia, especially in the District High King of  the  North  Sumatra  regency  shavings  Proopinsi  done  the  traditional  way,  the availability of quality  feed is one of the limiting factors to determine the number of livestock kept by farmers. The purpose of this paper is to investigate the possibilities among  supplementary  feeding  is  applied  by  farmers  feed  ingredients  are  easily available at affordable prices, livestock forage planted palm perkebunana dilahan the age of 5 years with extensive 3 ha forage crops forage Brachiaria and Stylosanthes ruziziensis Guianeniserta, as well as waste agriculture, which can increase the rate of goats nuts. Livestock production performance shows R1, R2  and R3  highly significant (P <0.01) higher than R3, whereas to measure the growth rate of goats nuts (R1) which is  the  regression  coefficient  Yk  =  14:33  +2.02  X  (R2)  which  is  the  regression coefficient Yk = 14.34 +1.75 x, and (R3) which regress coefficient Yp = 14.34 + 1.58 y obtained regression equation with the same value of R2= 0.99, not only petambahan weight  are  visible  on  the  nut  goats  in  ruziziensis  give  forage  Brachiaria  and Stylosanthes  guianenis  but  goats  seem  nuts  over  fluffy,  slippery,  sparkling  eyes, smooth and healthy. Gains derived by farmers around R1 Rp.1.058.602/bulan B/C 1.2, R2  around  Rp.984.145/bulan  B/C  1.2  due  to  variable  expenses  and  the  cost  of production,  while  approximately  R3  Rp.666.268/bulan  B/C  1.1  expenditure concentrated on variable costs, labor costs and the purchase of seeds.
Pertumbuhan, Produksi dan Kualitas Nutrisi Tiga Spesies Leguminosa Pohon di Dataran Rendah Sei Putih Sirait, Juniar; Hutasoit, Rijanto; Simanihuruk, Kiston
Jurnal Agripet Vol 23, No 2 (2023): Volume 23, No. 2, Oktober 2023
Publisher : Faculty of Agriculture

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17969/agripet.v23i2.27813

Abstract

ABSTRAK.Keberhasilan pemeliharaan ternak ruminansia sangat ditentukan oleh ketersediaan pakan, utamanya hijauan. Dilaksanakan penelitian yang bertujuan untuk membandingkan pertumbuhan dan produksi tiga spesies leguminosa: Indigofera zollingeriana, Leucaena leucocephala dan Gliricidia sepium dalam rancangan acak lengkap (RAL) terdiri atas tiga perlakuan (spesies leguminosa) dan masing-masing 4 ulangan. Data yang diamati mencakup pertumbuhan tanaman (tinggi, jumlah cabang, lebar daun); produksi segar (total, batang, daun, rasio daun/batang) sebanyak tiga kali pemotongan serta kandungan nutrisi (bahan kering, protein kasar, bahan organik, NDF, ADF, energi kasar) untuk dua kali pemanenan. Data pertumbuhan diolah dan dianalisis menggunakan regresi linier, sedang data produksi total dan kandungan PK diolah dengan analisis keragaman. Hasil penelitian menunjukkan diantara ketiga spesies leguminosa pohon tersebut Indigofera zollingeriana adalah yang terbaik ditinjau dari aspek produksi dan kualitas nutrisi. Rataan produksi (1.643 g/phn/panen) dan kandungan protein kasar (23,26%) spesies I. zollingeriana nyata lebih tinggi dibanding L. leucocephala dan G. sepium.(Growth, Production and Nutritional Quality of Three Tree Leguminosa Species in the Sei Putih Lowland)ABSTRACT.The success of raising ruminants is largely determined by the availability of feed, especially forage. A study was conducted aimed at comparing the growth and production of three species of legumes: Indigofera zollingeriana, Leucaena leucocephala and Gliricidia sepium at a complete randomized design with three treatments (species of tree leguminosae) and 4 replications. The data observed included plant growth (height, number of branches, leaf width); fresh production (total, stem, leaf, leaf/stem ratio) for three cuts and nutrient content (dry matter, crude protein, organic matter, NDF, ADF, crude energy) for two harvests. Plant growth data were analysed by linear regression, while production total and crude protein content were analysed by analysis of variance (ANOVA). The results showed that among the three species of tree legumes, Indigofera zollingeriana was the best in terms of production and nutritional quality. Average production (1,643 g/tree/defoliation) and crude protein content (23.26%) of I. zollingeriana significantly higher than L. leucocephala and G. sepium.