Ahmad Sofyan
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View article: Impact of chitosan supplementation on metabolomic profiles and microbial community dynamics in total mixed ration silage and rumen fluid
Impact of chitosan supplementation on metabolomic profiles and microbial community dynamics in total mixed ration silage and rumen fluid Open
These findings indicate that chitosan supplementation alters rumen metabolic activity and reduced microbial diversity within the rumen.
View article: In Vitro Anthelmintic Evaluation of Acanthophora spicifera Macroalgal Extract Against Haemonchus contortus in Sheep
In Vitro Anthelmintic Evaluation of Acanthophora spicifera Macroalgal Extract Against Haemonchus contortus in Sheep Open
This study investigated the chemical composition and anthelmintic activity of Acanthophora spicifera against Haemonchus contortus from sheep in vitro. Fresh macroalgae were collected from Sepanjang Beach, Gunungkidul, Indonesia. Proximate …
View article: Effects of Fermented Sargassum binderi Meal on Productivity and Egg Quality of Laying Hens
Effects of Fermented Sargassum binderi Meal on Productivity and Egg Quality of Laying Hens Open
Brown algae, such as Sargassum binderi (S. binderi), are abundantly present in marine ecosystems and constitute a valuable natural resource. The present study aimed to investigate the effect of fermented S. binderi meal on the performance …
View article: Methane emission and nutritive evaluation of green, black, oolong, and white tea leaves
Methane emission and nutritive evaluation of green, black, oolong, and white tea leaves Open
Wahyuni S, Sudarman A, Sofyan A, Permata D, Darma ING, Ramdani D, Hidayatik N, Jayanegara A. 2025. Methane emission and nutritive evaluation of green, black, oolong, and white tea leaves. Biodiversitas 26: 3423-3433. This study aimed to ev…
View article: Literacy-Based Community Empowerment Through Local Wisdom in Kasepuhan Cirompang, Banten
Literacy-Based Community Empowerment Through Local Wisdom in Kasepuhan Cirompang, Banten Open
Community Service (PKM) carried out by Biology Education students at UIN Syarif Hidayatullah Jakarta from July 13 to August 29, 2024, in Kasepuhan Cirompang, Sobang District, Lebak Regency, is an effort to preserve local wisdom and improve…
View article: Preventing ruminal acidosis and optimizing ruminant performance by carbonate buffer supplementation: A review
Preventing ruminal acidosis and optimizing ruminant performance by carbonate buffer supplementation: A review Open
View article: Effects of slow-release ammonium sulfate as non-protein nitrogen sources on rumen fermentation characteristics: An in vitro study
Effects of slow-release ammonium sulfate as non-protein nitrogen sources on rumen fermentation characteristics: An in vitro study Open
View article: Studi Literatur: Asesmen Terintegrasi Nilai Keislaman pada Mapel Biologi di Madrasah dan Sekolah Islam
Studi Literatur: Asesmen Terintegrasi Nilai Keislaman pada Mapel Biologi di Madrasah dan Sekolah Islam Open
Asesmen terintegrasi nilai keislaman merupakan suatu pendekatan asesmen yang mengintegrasikan nilai-nilai Islam dalam proses pembelajaran biologi. Tujuan dari makalah ini adalah untuk mengetahui bagaimana asesmen terintegrasi nilai keislam…
View article: Development of STEM-based E-LKPD to improve scientific literacy capabilities on environmental change material
Development of STEM-based E-LKPD to improve scientific literacy capabilities on environmental change material Open
The problem of low science literacy needs to be used as a reference by the government in improving the learning system in Indonesia. This research aims to produce teaching materials in the form of STEM-Based Electronic Student Worksheets (…
View article: PERANCANGAN KNALPOT VALVETRONIC KENDARAAN RODA DUA DENGAN SIMULASI FINITE ELEMENT ANALYSIS (FEA) DAN PENGUJIAN KEBISINGAN
PERANCANGAN KNALPOT VALVETRONIC KENDARAAN RODA DUA DENGAN SIMULASI FINITE ELEMENT ANALYSIS (FEA) DAN PENGUJIAN KEBISINGAN Open
Banyak pengendara roda dua di kota-kota besar yang senang mengganti knalpot standard kendaraannya dengan knalpot racing. Namun faktanya, umumnya knalpot racing memiliki beberapa masalah seperti terbatasnya kinerja pada rentang RPM tertentu…
View article: Occurrence of gastrointestinal parasites in local ducks at varying altitudes in Yogyakarta, Indonesia
Occurrence of gastrointestinal parasites in local ducks at varying altitudes in Yogyakarta, Indonesia Open
Background and Aim: Gastrointestinal parasites are a common health concern in poultry, particularly in free-range farming systems. Local ducks (Anas platyrhynchos javanicus) in Indonesia are frequently exposed to various parasitic infectio…
View article: Assessment of morphological characteristics and quality of turfgrass Zoysia matrella accessions from Indonesia
Assessment of morphological characteristics and quality of turfgrass Zoysia matrella accessions from Indonesia Open
Rahayu, Herawati A, Herdiansyah G, Putri RAAAK, Sofyan A, Muttaqin Q. 2024. Assessment of morphological characteristics and quality of turfgrass Zoysia matrella accessions from Indonesia. Biodiversitas 25: 4950-4960. Zoysia matrella is a p…
View article: Exploring the dynamics of cow milk quality: A bibliometric and scoping review of dairy cattle research
Exploring the dynamics of cow milk quality: A bibliometric and scoping review of dairy cattle research Open
This study examines the contributions of various countries to milk quality research over the past 27 years (1997–2024) using bibliometric analysis of data retrieved from the Scopus database. The study aims to highlight the efforts required…
View article: Harnessing Acanthophora Spicifera Macroalgal Extract for Novel Haemonchus Contortus Control in Sheep
Harnessing Acanthophora Spicifera Macroalgal Extract for Novel Haemonchus Contortus Control in Sheep Open
View article: Dietary effect of carotenoids from golden snail eggs on colour enhancement in Koi fish Cyprinus carpio Linnaeus 1758
Dietary effect of carotenoids from golden snail eggs on colour enhancement in Koi fish Cyprinus carpio Linnaeus 1758 Open
This study aims to evaluate the growth and pigmentation of koi fish (Cyprinus carpio) fed with carotenoids from golden snail eggs (GSE). Fish were fed a control diet (0 ppm), supplemented with 75 ppm, 150 ppm and 225 ppm of carotenoid from…
View article: Metabolomic profiles of the silage digested in ruminal fermentation differentiated by various solvent extraction
Metabolomic profiles of the silage digested in ruminal fermentation differentiated by various solvent extraction Open
Objective: The aim of this study was to examine the solvent conditions suitable for preparing samples of total mixed ration (TMR) silage and ruminal fluid, with or without chitosan inclusion, to achieve more sensitive, specific, and…
View article: STRATEGI BACA KITAB FATHUL MUIN DENGAN METODE PRAKOM DALAM MENINGKATKAN PEMAHAMAN SANTRI DI MAJELIS MUSYAWARAH KUTUBUDDINIYAH PONDOK PESANTREN MAMBAUL ULUM BATA-BATA PANAAN PALENGAAN PAMEKASAN
STRATEGI BACA KITAB FATHUL MUIN DENGAN METODE PRAKOM DALAM MENINGKATKAN PEMAHAMAN SANTRI DI MAJELIS MUSYAWARAH KUTUBUDDINIYAH PONDOK PESANTREN MAMBAUL ULUM BATA-BATA PANAAN PALENGAAN PAMEKASAN Open
The background to the problem of this research is that the ability to read the Yellow Book among santri has decreased from year to year, many santri who graduate in a relatively short time are required to master various fields of science, …
View article: Physicochemical and antibacterial properties of chitosan extracted fromswimming crab shells and wooden grasshoppers using different extractionmethods
Physicochemical and antibacterial properties of chitosan extracted fromswimming crab shells and wooden grasshoppers using different extractionmethods Open
Marine by-products and insects are among the sources of chitin used in chitosan production and increase the value of the product that may be used in the food industry. The conversion of chitin to chitosan requires proper extraction methods…
View article: Cleaner anaerobic fermentation and greenhouse gas reduction of crop straw
Cleaner anaerobic fermentation and greenhouse gas reduction of crop straw Open
Rice anaerobic fermentation is a significant source of greenhouse gas (GHG) emissions, and in order to efficiently utilize crop residue resources to reduce GHG emissions, rice straw anaerobic fermentation was regulated using lactic acid ba…
View article: Molecular Identification, Chemical Composition, and In Vitro Anthelmintic Activity of Sargassum duplicatum Against Haemonchus contortus
Molecular Identification, Chemical Composition, and In Vitro Anthelmintic Activity of Sargassum duplicatum Against Haemonchus contortus Open
The resistance of the Haemonchus contortus, a parasite causing severe anemia in ruminants, to commercial anthelmintics emphasizes the need for alternative bio-anthelmintics. This study aimed to identify the molecular, chemical composition,…
View article: Anthelmintic Activity of Red Macroalgae Acrocystis sp. and Acanthophora sp. Etanolic Extract Against Haemonchus contortus in Sheep In Vitro
Anthelmintic Activity of Red Macroalgae Acrocystis sp. and Acanthophora sp. Etanolic Extract Against Haemonchus contortus in Sheep In Vitro Open
This study aimed to evaluate the anthelmintic activity of ethanolic extracts from red macroalgae Acrocystis sp. and Acanthophora sp. against the nematode Haemonchus contortus found in sheep, in vitro . The adult worm motility test was cond…
View article: In vitro and in sacco evaluation of total mixed ration silage added different levels of chitosan
In vitro and in sacco evaluation of total mixed ration silage added different levels of chitosan Open
This experiment aimed to evaluate the effects of chitosan administration to total mixed ration (TMR) silage on ruminal fermentation characteristics and degradability by using both in vitro and in sacco methods. The completely randomized de…
View article: Effect of fermentation of herbal products on growth performance, breast meat quality, and intestinal morphology of broiler chickens: a meta-analysis
Effect of fermentation of herbal products on growth performance, breast meat quality, and intestinal morphology of broiler chickens: a meta-analysis Open
Although it has widely been applied in human applications for therapeutic purposes, the use of fermented herbal products to improve growth performance in broiler chickens is still disputable. This study aimed to compare the effectiveness o…
View article: In vivo study: The effects of Carica pubescens seed extract on the anthelmintic activity, feed digestibility, performance, and clinical parameters of thin-tailed sheep
In vivo study: The effects of Carica pubescens seed extract on the anthelmintic activity, feed digestibility, performance, and clinical parameters of thin-tailed sheep Open
This research serves to follow up on the results of an in vivo study of the administration of aqueous seed extract (ASE) of Carica pubescens waste on the performance and health parameters of thin-tailed sheep. This research was conducted a…
View article: Evaluation of liquid smoke of cocoa bean shell against Escherichia coli and Candida utilis
Evaluation of liquid smoke of cocoa bean shell against Escherichia coli and Candida utilis Open
Cocoa bean shells are one of the by-products produced from chocolate processing. The cocoa bean shells contain polyphenols approximately 5.8%. The study aimed to evaluate the effectivity of liquid smoke produced from cocoa bean shells agai…
View article: In vitro anthelmintic activity of Chaetomorpha vieillardii ethanolic extract against adult worm motility and egg-hatching of Haemonchus contortus from sheep
In vitro anthelmintic activity of Chaetomorpha vieillardii ethanolic extract against adult worm motility and egg-hatching of Haemonchus contortus from sheep Open
This study aimed to evaluate the potential of macroalgae Chaetomorpha vieillardii as an in vitro candidate for bio-anthelmintic. Adult Worm Motility Test (AWMT) was conducted at concentration levels of 2 mg/mL, 4 mg/mL, and 6 mg/mL of C. v…
View article: Evaluation of chemical composition and fermentation quality of Green Tea, Black Tea, Oolong Tea, and White Tea
Evaluation of chemical composition and fermentation quality of Green Tea, Black Tea, Oolong Tea, and White Tea Open
This study evaluated the chemical composition of nutrients and fermentation quality of green tea, black tea, oolong tea, and white tea. The observed variables were physical quality, pH, chemical composition, and fleigh score. Pearson Corre…
View article: Anthelmintic activity of tropical macroalgae Ulva spp. against Haemonchus contortus in sheep
Anthelmintic activity of tropical macroalgae Ulva spp. against Haemonchus contortus in sheep Open
Haemonchosis is a parasitic disease that results in severe anemia, and acute disease outbreaks leading to economic losses. It is the role of the pathogenic nematode parasite found in sheep's abomasum, Haemonchus contortus, which is frequen…
View article: Physicochemical properties of palm kernel cake processed by combination of screening and blowing technology
Physicochemical properties of palm kernel cake processed by combination of screening and blowing technology Open
The high potency of palm kernel cake (PKC) utilization for poultry diets is still constrained by high lignin and structural fiber content. The research aimed to evaluate PKC's physical and chemical properties after its shell separation by …
View article: The Use of R Programming Language for Modelling<i>In vitro</i>Rumen Fermentation Gas Production
The Use of R Programming Language for Modelling<i>In vitro</i>Rumen Fermentation Gas Production Open
The in vitro gas production technique is one of the feed evaluation methods that capture the characteristics of rumen microbial fermentation in response to the gas produced by feed ingredients. The gas production response is related and mo…