Yasir Sidiq

• PhD
• Lecturer at Muhammadiyah University of Surakarta

A fundamental understanding of environmental science is essential for all students. While students majoring in natural sciences are conventionally well-versed in environmental science, those pursuing non-natural science (NNS) disciplines often lack exposure to this vital knowledge. This study aimed to explore the learning experiences of NNS student...

Polyethylene (PE) plastic is one of the most widely used for multiple purposes and leading the environmental problems. Lipolytic bacteria are promising agents to reduce the plastic waste. The dry weight of PE plastic was reduced by 33 % in the Winogradsky's column after 45 days of incubation. However, the lipolytic bacteria responsible for those re...

Pantoea dispersa strain DSM 30073 is an endophytic bacterium isolated from the Ambon banana plant. From in vitro tests, this strain shows characteristics such as PGPB (Plant Growth Promoting Bacteria) and can support the growth of Cavendish banana plants, but its effect on Ipomoea reptans is unknown. The purpose of this study was to determine the e...

Vitex trifolia L. is widely used as a traditional medicine owing to its secondary metabolites. This study aimed to determine the phytochemical profiling of the ethanolic extract of V. trifolia leaves (EEVL). Additionally, biological activities were investigated, supported by molecular docking studies. The total flavonoid and phenolic contents of th...

Five isolates of endophytic bacteria from the roots of klutuk and ambon banana plants produce indole acetic acid (IAA) hormone. However, the evidence of its potential as Plant Growth Promoting Bacteria (PGPB) has not been observed. Therefore, this study aims to determine the effect of bacterial isolate to increase the growth of rice and maize plant...

Rahayu T, Purwestri YA, Subandiyah S, Sidiq Y, Widianto D. 2024. Diversity of endophytic bacteria in two banana cultivars and their potential for plant growth promoter. Biodiversitas 25: 2828-2838. The Klutuk banana plant (Musa balbisiana colla) is recognized as a resistant plant against biotic and abiotic stresses. The resistance trait of the cult...

Microbe-based biofertilizer remains high demand toward sustainable agriculture. Previous study isolated three potential endophytic bacteria from the root of klutuk banana plants namely K2, K8, and K117. The potencies were indicated by IAA production ability. This experiment examined the influence of root inoculation using these endophytic bacteria...

Four potential bacteria have been isolated from Klutuk banana plant. They exhibited IAA production. Since the bacterial inoculation to plant should be performed in exponential phase of bacterial growth, information of the growth is crucial. This study aimed to analyze the growth rate of eight isolates and examine the effect of bacterial inoculation...

Public Burial Place (PBP) is a cemetery for everyone. In PBP, protein decomposition occurs actively because the human body is made up of 16.4% protein, so it is most likely that proteolytic bacteria can be found. Previous research has isolated as many as 45 isolates from PBP Bonoloyo, Surakarta, but has not selected their proteolytic capabilities....

Latar Belakang: Pemakaman merupakan tempat penguburan jenazah sehingga terjadi penguraian jenazah secara aktif. Salah satu bakteri pengurai yang mungkin ditemukan adalah bakteri lipolitik karena tubuh manusia mengandung 21,33-32,51 % lipid. Eksplorasi bakteri lipolitik dari kuburan di Indonesia belum ditemukan sehingga penelitian ini perlu dilakuka...

Four endophytic bacteria have been isolated from banana kluthuk plants and banana ambon. Previous study showed that they produce Indole Acetic Acid (IAA). This study aimed to analyze the effect of endophytic bacterial inoculation on plant height and the number of rice root. For this reason, two endophytic bacteria of each klutuk banana and ambon ba...

The bacteria found in the rhizosphere are called plant growth promoting rhizobacteria (PGPR), namely bacteria that can stimulate plant growth by producing growth hormones, one of which is the hormone indole acetic acid (IAA) which plays a role in regulating plant growth and development. Five isolates of rhizosphere bacteria were isolated on frangip...

Cemetery soils most likely contain degradative bacteria which possibly have beneficial potencies. However, the bacterial exploration in these potencies is still limitedly conducted in Indonesia. The raw sequence data of total bacteria in the cemetery soils through metagenomic analysis have been revealed. The data were obtained by collecting soil sa...

Telah banyak pengabdian masyarakat yang memberikan pelatihan kepada guru terkait penerapan model pembelajaran Project Based Learning (PjBL). Selain itu juga telah banyak hasil pengabdian masyarakat yang memberikan pelatihan pendekatan Higher Order Thinking Skills (HOTS) kepada guru. Namun, belum ada pengabdian masyarakat yang berfokus untuk guru-gu...

A cemetery is a burial place managed by the government. Inside the TPU, the body is decomposed by microorganisms, one of which is lipolytic bacteria, because the human body is composed of about 12.5–13.60% lipids. Research on lipolytic bacteria from TPU in Indonesia has not been found, even though it has the potential to obtain lipolytic bodies....

This study aimed to introduce Nusantara culture based on educational games by adjusting students' learning styles. Culture as an ancestral heritage tradition needs to be preserved by introducing it to the younger gen-eration from an early age. However, the survey results found that less than 26% of student respondents un-derstood Nusantara culture...

Latar Belakang: Tempat pemakaman umum (TPU) adalah tempat yang digunakan untuk penguburan jenazah dan terjadi penguraian jenazah secara aktif di dalamnya. Proses penguraian ini menghasilkan nutrisi dan mineral tanah yang dapat mendukung pertumbuhan mikroorganisme di dalam tanah termasuk bakteri yang bersifat patogen. Bakteri patogen memiliki dampak...

Background: Plants’ response and antagonistic reaction against disease-causing organisms are two crucial characteristics of Plant Growth Promoting Bacteria (PGPB). Seventeen endophytic bacteria have been isolated from Musa balbisiana. However, the plants’ reaction against these isolates and their antagonistic activities against disease-causing orga...

Latar Belakang: Tempat pemakaman umum (TPU) merupakan tempat penguburan jenazah. Sebelum dikubur, jenzah dibungkus menggunakan kain kafan atau pakain lengkap dan terkadang dimasukkan ke dalam peti. Bahan-bahan tersebut mengandung selulosa yang menjadi substrat untuk diuraikan oleh mikroorganisme selulolitik termasuk bakteri. Eksplorasi bakteri selu...

Lemongrass (Cymbopogon nardus (L.) Rendle) is one of plants with many benefits, which the main compound is able to inhibit bacterial activity. Utilizing citronella essential oil in an emulgel dose form can help treat Staphylococcus aureus. This study aims to determine the antibacterial effect of essential oil concentrations of citronella emulgel pr...

Cemetery is an area provided for burial and acts as an active bodies disposal site. One group of bacteria which is likely to be found with a high population is the proteolytic bacteria because the human body is made up of 46.85% protein. The exploration of proteolytic bacteria from public cemetery in Indonesia has not been conducted as so this rese...

A cemetery acts as an active decomposition site and contains bacteria which most likely have antibiotic resistance. However, related data to the phenomenon is limited. This study aimed to compare the diversity of bacteria inside and outside the cemetery and examine bacterial antibiotic resistance. First, samples were collected from three different...

Three bacterial isolates selected as plant growth-promoting endophytic bacteria (PGPEB) from “Klutuk” banana (Musa balbisiana L.) gained scrutiny for first-time testing on black rice. The presented study pursued an investigation on the impact of endophytic bacteria inoculation obtained from “Klutuk” banana plants on the growth and production traits...

Melodi Gama 3 is a superior melon cultivar candidate which was developed presently. Purposes of this study were to determine quantitative traits of the Melodi Gama 3, as well as to compare it to commercial melon cultivars, based on trial on rainy season and altitude variation. Materials used were Melodi Gama-3 seeds originated from Laboratory of Ge...

SMP Muhammadiyah 7 Program Unggulan Colomadu (SMP MUTU) mencanangkan program unggulan berupa pembelajaran berbasis teknologi informasi. Namun, keterampilan guru dalam hal mengembangkan multimedia pembelajaran interaktif berbasis Information Communication and Technology (ICT) masih perlu ditingkatkan. Oleh karena itu, kegiatan ini bertujuan untuk me...

The plant epidermis is the first line of plant defense against pathogen invasion, and likely contains important regulatory proteins related to the plant–pathogen interaction. This study aims to identify the candidates of these regulatory proteins expressed in the plant epidermis. We performed comparative proteomic studies to identify rapidly and lo...

Pandemi Covid-19 membatasi pembelajaran tatap muka di sekolah, sehingga siswa harus melakukan kegiatan belajar secara virtual. Pembela-jaran virtual yang dilaksanakan secara terbatas berpotensi menurunkan minat belajar yang dapat berdampak pada menurunnya hasil belajar siswa. Berdasarkan fenomena tersebut, mahasiswa KKN FKIP UMS berusaha memberi te...

There have been many efforts to improve elementary school students’ critical thinking skills in science through various learning methods. However, only a few research results show efforts to improve critical thinking skills through HOTS-based science questions for elementary school students. Therefore, the purpose of this study is to test the effec...

Mitra dalam pengabdian ini adalah masyarakat, namun terfokus pada edukasi berupa bimbingan belajar untuk siswa Sekolah Dasar di daerah Karang Anyar RT 05, Karang Anyar, Plupuh, Sragen. Metode pelaksanaan pengabdian ini diawali dengan mengadakan sosialisasi kepada orang tua siswa melalui kelompok kecil. untuk menyampaikan informasi mengenai adanya k...

In Indonesia, several training pieces have been conducted to develop HOTS-based science questions for elementary school teachers. However, few studies examine how elementary school teachers developed HOTS-based science questions. Hence, the current study is a case study that aims to analyze HOTS-based science questions developed by elementary schoo...

Pyridine nucleotides such as a nicotinamide adenine dinucleotide (NAD) are known as plant defense activators. We previously reported that nicotinamide mononucleotide (NMN) enhanced disease resistance against fungal pathogen Fusarium graminearum in barley and Arabidopsis. In this study, we reveal that the pretreatment of nicotinamide (NIM), which do...

Begomovirus is one of the most devastating diseases of melon causing high economic losses for farmers. The most eco-friendly strategy to overcome Begomovirus infection is to develop resistant or tolerant cultivar. However, this strategy is time consuming, expensive and complex, especially for hybrid selection process. A pair of Sequence Characteriz...

The genome of Arabidopsis thaliana encodes more than 60 MAPKK kinases (MAPKKKs); however, the functions of most MAPKKKs and their downstream MAPKKs are largely unknown. Here, MAPKKK γ-1 (MKD1), a novel Raf-like MAPKKK, was isolated as a subunit of a complex including the Arabidopsis transcription factor AtNFXL1, which is involved in the trichothece...

One of the Basic Competencies (KD) in Biology for Indonesian Senior High School is KD 4.12 which reads "Presents observations of the process of mitosis in the onion root and determines the phases it finds". Based on the basic competency test, students are required to have skills in making and observing mitotic preparations of plant tissue with at l...

Indonesia, as a mega-biodiversity country, has a high diversity of bryophytes (Liverworts, Hornworts, and Mosses). In addition, waterfall is one of the most optimum habitats for bryophytes. One of many waterfalls in Indonesia is Jumog Waterfall that is located in Karanganyar Regency, Central Java. This study aimed to identify bryophytes in Jumog Wa...

Pesisir Pantai Bocor yang terletak di selatan Kabupaten Kebumen, merupakan salah satu lokasi yang berpotensi sebagai lahan pertanian. Sepanjang Pantai Bocor terbentang gumuk pasir yang berfungsi sebagai penghalang angin dan gelombang. Wilayah tersebut dimanfaatkan sebagai lokasi menanam melon yang menjadi komoditas unggulan daerah. Oleh sebab itu d...

Evolution is one of courses in Unversitas Muhammadiyah Surakarta. This research was aimed to identify student ability to (1) understood the definition of evolution and (2) mentioned the examples of evolution phenomenon in their daily activities. Methode of this research was an open examination for student by Contextual Teaching and Learning (CTL) m...

The study was conducted to determine the stability of MG3 cultivar characters in rainy season based on multilocation test. Used materials were MG3 melon cultivar originating from the Laboratory of Genetics, Faculty of Biology, UGM, and Action 434, Glamour Sakata, MAI, and LADIKA melon cultivars as commercial cultivars. Multilocation test was conduc...

Indonesia as a megabiodiversity country have to explore biodiversity from the ecosystem level to genetic variations to avoid loss of them. Parijoto is ones of Indonesian plant used for ornamental plants and medicine. Parijoto included in genus of Medinilla. Ten species have been identified scattered on the mountains of Java. There are two cultivate...

Gumuk pasir merupakan gunungan pasir yang terbentuk akibat tiupan angin dan daya dorong ombak.

Tanaman melon (Cucumis melo L.) merupakan tanaman pertanian yang banyak dibudidayakan untuk konsumsi buahnya. Salah satu permasalahan dalam budidaya melon adalah benih yang diperoleh secara impor sehingga harganya relatif mahal. Perakitan kultivar MelodiGama 3 (MG3) merupakan strategi untuk mengurangi ketergantungan terhadap benih impor. Kultivar M...

ABSTRAK Penelitian ini bertujuan untuk mengetahui pengaruh strategi pembelajaran INSTAD terhadap keterampilan proses sains. Rancangan penelitian yang digunakan adalah quasi experiment dengan desain posttest only non equivalent control group design. Penelitian dilaksanakan di SMA Batik 1 Surakarta, menetapkan variable keterampilan proses sains yang...

p>Aims of this research are to know the influence of INSTAD learning strategies toward sciences process skills and influence of INSTAD learning strategies toward student’s achievement in studying biology of SMA Batik 1 Surakarta. This research was quasi experiment research using quantitative approach. The research was designed using posttest only r...