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"Experientia docet" - Experience is the best teacher

In situ and in vitro degradation parameters of elephant grass silage with sugarcane bagasse

  • 2023
  • Issue: 3
  • Volume: 53
R.C. Rodrigues, S.E.A.S. Cavalcante, R.P. Lana, A. Perazzo, L.S Cabral, M.C.Teixeira, I.G.R. Araujo, A.P.R. Jesus, & J.S. Araújo, C.S. Costa, M.R. Martins, A.M.P. Santos & P.L.O. Rocha Page: 466 - 475

The objective of this study was to evaluate the chemical composition and in situ degradability of elephant grass silage dry matter with increasing levels of sugarcane bagasse. A completely randomized design was adopted with five treatments: 0, 5, 10, 15,…

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Effect of herbal extracts as alternatives to antibiotics in the first week of age on broiler performance, serum biochemistry, and intestinal morphology under commercial farm conditions

  • 2023
  • Issue: 3
  • Volume: 53
W. H. Hassan, M. M. Mustafa, R. H. Isa Page: 455 - 465

This study was performed to show the effect of two herbal extracts as alternatives to antibiotics in the first eight days of rearing on broiler performance, serum biochemistry, and the jejunum morphology of the broiler. A total of 264, one-day…

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Golden mussel shell (Limnoperna fortunei) flour contaminated with cadmium as a calcium source for broiler chickens

  • 2023
  • Issue: 3
  • Volume: 53
L. Wachholz, T.S. Andrade, C. Souza, J. Broch, E.H. Cirilo, A.S. Avila, G. Toniazzo, C. Kaufmann, P.L.O. Carvalho, C. Eyng & R.V. Nunes Page: 445 - 454

The objective of this study was to evaluate the effects of golden mussel flour (GMSF) contaminated with increasing rates of cadmium (Cd) as a replacement for limestone as a Ca source, in broiler chicken feed from 14 to 42 days…

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Pre-treatments of Mirasolia diversifolia using Lactobacillus bulgaricus at different dosages and fermentation times: Phytic acid concentration, enzyme activity, and fermentation characteristics

  • 2023
  • Issue: 3
  • Volume: 53
R. Pazla, E.M. Putri, N. Jamarun, W. Negara, F. A. Khan, M. Zain, A. Arief, G. Yanti, A. Antonius, T. P. Priyatno, M. Surachman, I. W. A. Darmawan, H. Herdis, L. Marlina, S. Asmairicen, & Y. Marta Page: 429 - 437

The present study aimed to determine the optimal dosage and fermentation time of Mirasolia diversifolia (leaves and stems) using Lactobacillus bulgaricus bacteria by observing the reduction in phytic acid, the activity of enzymes, pH of fermentation, number of bacterial colonies,…

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Suckling piglets submitted to creep feeding management from 5 days-old showed optimal performance and exploratory behaviour

  • 2023
  • Issue: 3
  • Volume: 53
J. D. Agnol, F. Meneghetti, T. S. Gaggini, G. A. Rodrigues, J. L. Genova, P. L. O. Carvalho, S. T. Carvalho, L. B. Costa, D. Paiano, A. Saraiva, C. Eyng & N. T. E. Oliveira Page: 422 - 428

This study aimed to assess the effects of starting creep feeding at different ages on performance, behaviour, haematological, and biochemical parameters in piglets. A total of 138 piglets (1.34 ± 0.25 kg, n = 13 sows), weaned at 21 d-old,…

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Suckling piglets submitted to creep feeding management from 5 days-old showed optimal performance and exploratory behaviour

  • 2023
  • Issue: 3
  • Volume: 53
J. D. Agnol, F. Meneghetti, T. S. Gaggini, G. A. Rodrigues, J. L. Genova, P. L. O. Carvalho, S. T. Carvalho, L. B. Costa, D. Paiano, A. Saraiva, C. Eyng & N. T. E. Oliveira Page: 422 - 428

This study aimed to assess the effects of starting creep feeding at different ages on performance, behaviour, haematological, and biochemical parameters in piglets. A total of 138 piglets (1.34 ± 0.25 kg, n = 13 sows), weaned at 21 d-old,…

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Slaughter and carcass characteristics of cross- and purebred lambs finished in a pasture-based system

  • 2023
  • Issue: 3
  • Volume: 53
P.G. Theron, T.S. Brand, S.W.P. Cloete, J.H.C van Zyl, P.E. Strydom Page: 384 - 397

One hundred and twelve cross- and purebred pasture-reared lambs were slaughtered at optimal backfat thickness (4 mm). Selected slaughter, carcass, and meat quality characteristics of these animals were assessed. Slaughter age, but not weight, was influenced by genotype, whereas rams…

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Screening and preliminary analysis of differentially expressed genes in quail embryos for feather colour based on RNA-Sequencing

  • 2023
  • Issue: 3
  • Volume: 53
Y.Q. Hu, X.H. Zhang, Y.Z. Pang, Y.X. Qi, Q.K. Wang, Y.W. Zhao, Z.W. Yuan, T. Wang, L.K. Huo & S.W. Ren Page: 373 - 383

The purpose of this study was to use RNA-Sequencing (RNA-Seq) to screen differentially expressed genes (DEGs) and analyse transcriptomic data from embryonic skin tissues of maroon-feather and white-feather quails. The transcriptome of embryonic skin tissues from quails was sequenced using…

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Possible aetiology of the posterior presentation in Perosomus elumbis

  • 2023
  • Issue: 3
  • Volume: 53
D. Petrović, I. Pihler, I. Stančić, J. Spasojević, J. Dzigurski, A. Bozić, B. Toholj, K. G. Bukurov, S. Sekulić Page: 369 - 372

The aetiology of foetal presentation in cattle is still unresolved. The hind legs are the main source of propulsive movement in cattle, which provides changes in foetal presentation. The assumption is that in the absence of hind leg movements of…

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Trace mineral concentration of forages in connection with sheep dietary requirements

  • 2023
  • Issue: 3
  • Volume: 53
A. Qudoos, U.B. Tahir, S. Ahmad, M. Tariq, M. Imran, R. Nadeem, S. Noreen, N. Luqman, M. Maqbool, I. Jan, Z. Iqbal, M. Raza, M.S. Sajid & H.M. Rizwan Page: 361 - 368

This paper describes the trace and ultra-trace mineral concentration in different forages utilized by sheep (Kajli and Fat tail) in the rangelands of Chakwal district, Punjab, Pakistan. The concentrations of Se, Mo, Zn, Mn, Cu, and Co were assessed using…

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Supplementation of dietary nano zinc phytogenic on growth performance and carcass traits of the growing Kampung Unggul Balitbangtan chickens

  • 2023
  • Issue: 3
  • Volume: 53
C. Hidayat, E. Wina, A. B. L. Ishak, R. Krisnan, Komarudin, S.A. Asmarasari, H. Zainal, T. W. Cahyaningsih, Y.A. Hoesen Page: 338 - 347

The objective of this experiment was to evaluate productive performance during the growing period in Kampung Unggul Balitbangtan (KUB) chickens fed on low- and high-nutrient diets containing different levels of dietary nano zinc phytogenic (NZP). The experiment followed a randomized…

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Estimating milk production and energy-use efficiency of pasture-grazed Holstein and Jersey cows using mathematical models

  • 2023
  • Issue: 3
  • Volume: 53
N.M. Bangani, C.J.C. Muller, K. Dzama, C.W.C Cruywagen, F.V. Nherera-Chokuda & V.E. Imbayarwo-Chikosi Page: 326 - 337

The efficiency of feed use for milk production is critical for sustainable and profitable pasture-based dairy systems. The aim of this study was to estimate milk production and energy-use efficiencies of pasture-grazed Holstein and Jersey cows. Lactation records of 122…

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Effect of additives to Italian ryegrass (Lolium multiflorum Lam.) silage on nutrient composition and rumen parameters in vitro

  • 2023
  • Issue: 2
  • Volume: 53
E. Gürsoy, G. Sezmiş, K. Ali & T. Ayaşan Page: 231 - 238

In this study, Italian ryegrass ensiled in laboratory silos was examined in vitro to evaluate the nutrient composition of silage and rumen parameters. In this study, four experimental treatments were included, which included a control group (Italian ryegrass silage), the…

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The effect of fibre source in finishing diets on lamb performance and muscle fatty acid composition

  • 2023
  • Issue: 2
  • Volume: 53
J.F. Macdonald, O.B. Einkamerer, A. Hugo, A. Lepori, M.D. Fair Page: 315 - 325

The objective of this study was to evaluate the effect of dietary fibre sources on the performance, carcass characteristics, and muscle fatty acid composition of finishing lambs. Fifty-eight Merino ram lambs were randomly allocated to nutritionally similar treatment diets differing…

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A comparison of growth models for cross- and purebred lambs in precision livestock farming systems

  • 2023
  • Issue: 2
  • Volume: 53
P.G. Theron, T.S. Brand, S.W.P. Cloete, J.H.C van Zyl Page: 287 - 301

Implementation of precision livestock farming requires extensive information to be gathered on the production cycle of slaughter lambs. Constructing accurate growth models for crossbred sheep from the South African flock would provide valuable information towards this goal. Two dam lines,…

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