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Interaksi Pemberian Pupuk Controlled Release dengan Soil Conditioner terhadap Pertumbuhan Vegetatif dan Serapan Hara Nitrogen serta Fosfor Bibit Kelapa Sawit Hamzah, Muhammad; Adiwirman, Adiwirman; Puspita, Fifi
Jurnal Agro Teknologi Tropika Vol 4, No 1 (2015)
Publisher : Jurnal Agro Teknologi Tropika

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Abstract

The aim of the study is to determine the effect of controlled release fertilizer application, soil conditioner and theinteraction of these two treatments on vegetative growth and nutrient uptake nitrogen and phosphorus of oil palmseedlings. The experiment was conducted in Research Department of First Resources Ltd, Riau in April 2013 untilJanuary 2014. Research design of the study used a randomized complete block design (RCBD) two factors with 3replications. The first factor was the controlled release fertilizer application/CRF (P) as follows: P1: SR NPKMg 15-15-6-4, P2: CRF NPKMg 17-8-9-3, P3: CRF NPKMg 18-8-8-2, P4: CRF NPKMg 20-6-14-3. The second factor was theapplication of soil conditioner (H) is H0 : Control, H: Liquid formulations of Bacillus sp, H2: Humic acid granularformulations, H3: Liquid formulations endopalma. The results showed that fertilization treatment CRF NPKMg 20-6-14-3 is treatment that gives the higher all vegetative growth parameters and all nutrient uptake parameters. Soil conditionertreatment granular humic acid gives the higher for crown dry weight, root dry, root volume and plant height. Interactionof CRF NPKMg 20-6-14-3 with control gives the higher for seed quality index, number of leaves, stem diameter, leaf areaand nutrient uptake parameters include nitrogen and phosphorus.
PENGARUH BERBAGAI METODE PEMATAHAN DORMANSI BIJI TERHADAP DAYA KECAMBAH DAN PERTUMBUHAN VEGETATIF Hamzah, Muhammad
Sistem Informasi Vol 5 No 1 (2014): Jurnal Photon
Publisher : Fakultas MIPA dan Kesehatan Universitas Muhammadiyah Riau

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Abstract

Mucuna bracteata merupakan tanaman merambat dengan pertumbuhan vegetatif yang sangat cepat karena memiliki sistem perakaran yang dalam, namun permasalahan dalam proses pembibitan tanaman ini adalah pematahan dormansi biji. Mucuna memiliki kulit biji yang tebal, keras dan kedap yang menjadi penghalang mekanis masuknya air atau gas sehingga proses imbibisi sulit terjadi. Pematahan dormansi pada biji Mucuna bertujuan untuk meningkatkan daya kecambah serta mengevaluasi pertumbuhan vegetatif awal di pembibitan. Penelitian dilakukan di areal pembibitan PT. PSG jalan Kubang Raya, Kab. Kampar-Riau pada bulan Maret sampai Juni 2014 menggunakan Rancangan Acak Kelompok 2 Faktorial dengan 3 ulangan. Faktor pertama adalah skarifikasi (S), yaitu S1 dilakukan skarifikasi pada biji dan S2 tidak dilakukan skarifikasi. Faktor kedua adalah perbedaan suhu, lama waktu dan jenis air perendaman (P), yaitu P1 air suhu 85oC 60 menit, P2 air suhu 85oC 120 menit, P3 air suhu 90oC 60 menit, P4 air suhu 90oC 120 menit, P5 H2SO4 30 menit, P6 H2SO4 60 menit dan P7 aquadest 60 menit. Parameter yang diamati antara lain daya kecambah, tinggi tanaman, jumlah daun, warna daun dan jumlah cabang. Hasil penelitian menunjukkan bahwa kombinasi perlakuan perendaman biji dengan H2SO4 selama 60 menit tanpa skarifikasi menjadi kombinasi dengan rerata daya kecambah tertinggi sedangkan pertumbuhan vegetatif seluruh kombinasi perlakuan menunjukkan keragaan fenotipe yang sama.
TANTANGAN UMAT ISLAM DALAM PEMBANGUNAN Hamzah, Muhammad
Jurnal Bestari No 5 (1990)
Publisher : Jurnal Bestari

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Abstract

Gerakan Sarvodaya di Sri Langka berhasil merumuskan infrastruktur sosial-ekonomi yang mencerminkan pola keadilan dan kebersamaan. Dua prinsip yang di tekankan dalam islam itu, agaknya belum di barengi dengan upaya optimal pemeluknya di Indonesia untuk mewujudkannya dalam kehidupan nyata. Inilah barang kali salah satu tantangan umat islam untuk berperan serta dalam membangun negerinya.
Towards Public Vaccination Data Resilience During Natural Disaster Using Blockchain-Based Decentralized Application Sari, Riri Fitri; Herdiawan, Mokhammad Rizqi; Hamzah, Muhammad; Aljundi, Muhammad; Windiatmaja, Jauzak Hussaini
Smart City
Publisher : UI Scholars Hub

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Abstract

This paper presents a platform development plan for a public vaccination decentralized data base based on Blockchain technology. Vaccination is a medical practice that allows a human body to produce a specific antibody as a means of developing a preventive measure and reducing the risk of contracting a particular disease. Systematic vaccination data recording is an utmost important system that is required particularly during the Covid-19 pandemic. The recording mechanism should utilize the state-of-the-art information and communication technology (ICT). For faster vaccination data recording, it is common to use digital technology, making the health care process faster thus decreasing time needed for the vaccination process. Data related to medical records, i.e. vaccination data records, are essential for the continuity of care of the patients. For health professionals, medical records provide an insight on the clinical judgment being exercised at the time. The presence of a complete, up-to-date and accurate medical record including all vaccination received by a patient can make all the difference to the outcome of a treatment. Although today the digital medical records have been implemented in different traditional database, these database is still very much disintegrated and prone to the happening of natural disaster. Access to medical records will become increasingly important as medical treatments become more complicated and the increase of aging population, while disasters will likely continue to occur with regular frequency. In order to tackle the problem, we propose a blockchain-based application with decentralized storage to provide easy tracing of vaccinated people while maintaining the availability and the resilience of the data stored. Blockchain technology is applied to ensure that the data remain available and secure even during natural disaster occurrence. The decentralized application proposed in this paper is built using Hyperledger Fabric, Django, and cURL. The application is deployed in the cloud using Amazon Web Services (AWS).
TEACHERS’ STRATEGIES AND STUDENTS’ PROBLEM IN ENGLISH SPEAKING Hamzah, Muhammad; Nappu, Syamsiarna; Hijrah
English Language Teaching Methodology Vol. 3 No. 3 (2023): English Language Teaching Method
Publisher : FKIP Unismuh Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56983/eltm.v3i3.502

Abstract

This study aimed to find out students' problem in English speaking and the teachers' strategies to overcome students problem in English speaking. In this study, researcher used descriptive qualitative method to describe and interprete an object in accordance with reality. Descriptive methods implemented for data analysis presented descriptively. The subjects of this study were 2 English Teachers of SMA Muhammadiyah 3 Makassar and 5 students’ of the 10 grade that were randomly chosen. The instrument used to get data was interview.The results of all data collected by interviewing the students’ problem in speaking are lack motivation, shyness, and anxiety when they speak English and the teacher strategy in english used direct method in maintain the problems and made sudents accustomed to English by always using english in class during the teaching and learning process.
Studi Komparatif terhadap Batasan Usia Pernikahan Dini Perspektif Undang-undang Nomor 16 Tahun 2019 tentang Perkawinan dan Undang-undang Nomor 35 Tahun 2014 tentang Perlindungan Anak Hamzah, Muhammad
AHKAM Vol 2 No 2 (2023): JUNI
Publisher : Lembaga Yasin AlSys

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58578/ahkam.v2i2.1236

Abstract

This research examines the problems that have always occurred in society and are difficult to eliminate, both from the past to the present, which is none other than the case of early marriage. Where this case penetrated all over the country where the perpetrators were not only for the upper middle class but also the lower middle class as happened to the fishing community in Pantai Cermin District, Serdang Bedagai Regency. Marriage actors are not only caused by deviant associations, but sometimes there are indications from certain persons who instead use children as objects to take advantage of them. In fact, if you look deeper into the practice of underage marriage, it will certainly have a significant impact on the child. Moreover, the government has also stipulated terms and conditions for the permissibility of carrying out marriages through laws such as Law Number 16 of 2019 concerning Marriage and Law Number 35 of 2014 concerning Child Protection which the author will examine in more depth. The problems raised in this study contain how according to the provisions of Law Number 16 of 2019 concerning Marriage and Law Number 35 of 2014 concerning Child Protection in deciding the age limit for early marriage and knowing the relevant opinions between the two provisions of the Law will problems that occur in fishing communities in Pantai Cermin District. The method used is comparative juridical empirical method. The main data sources in this study are Law Number 16 of 2019 and Law 35 of 2014 as well as interviews with fishing communities and several informants, namely the community/community leaders in Pantai Cermin District. In addition to the main data, the authors also include other additional data sources in the form of books, journals, previous research studies and other scientific works as data reinforcement.
A Study on Service Quality, Tourist Value Perception, and Destination Image for Revisit Intention in Lombok Wahim, Isdar; Hamzah, Muhammad
Jurnal Kepariwisataan: Destinasi, Hospitalitas dan Perjalanan Vol. 8 No. 2 (2024)
Publisher : Politeknik Pariwisata NHI Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34013/jk.v8i2.1596

Abstract

This study seeks to assess the impact of service quality, perceived value, and destination image on tourists' intention to return to Lombok. Based on a study involving 366 respondents, the research confirmed the significant relationship between these variables, with tourists generally expressing high satisfaction during their visits, particularly in group settings. Empathy emerged as the most influential dimension within service quality, while emotional value was a key aspect of perceived value. The resulting image dimension strongly influenced the destination image, indicating that Lombok leaves a lasting and positive impression on visitors. The analysis revealed that both service quality and destination image significantly influence tourists' intentions to revisit, while perceived value did not exhibit a significant effect. The findings imply that enhancing emotional and empathetic service aspects, along with strengthening Lombok’s positive image, could effectively encourage repeat visits. However, since perceived value alone does not drive revisit intention, the study suggests that other factors may play a more critical role. This study recommends tourism stakeholders in Lombok concentrate on enhancing service quality, especially in empathy, and persist in enhancing the island's image through focused marketing strategies. Future research should explore additional variables that influence the intention to revisit in order to provide a more comprehensive understanding of tourist behavior.
Pelarangan Nikah Kontrak Perspektif Imam Asy-Syafi’i: Alasan, Dalil dan Implikasi Hukum Islam Kontemporer Hamzah, Muhammad
Jurnal Mediasas: Media Ilmu Syari'ah dan Ahwal Al-Syakhsiyyah Vol. 7 No. 2 (2024): Jurnal Mediasas: Media Ilmu Syariah dan Ahwal Al-Syakhsiyyah
Publisher : Islamic Family Law Department, STAI Syekh Abdur Rauf Aceh Singkil, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58824/mediasas.v7i2.232

Abstract

This research generally examines the issues in resolving problematic hadiths among each other as conducted by Imam Asy-Syafi’i, and more specifically, the hadiths discussing mut'ah marriage or contract marriage, which remains an urgent problem as there are still those who practice it to this day. However, if understood, such cases actually bring many negative impacts to the perpetrators, especially to women who not only feel discriminated against but can also lose their rights as wives. However, this practice continues to thrive in society, largely due to the diverse views within the community, both pro and con, which ultimately lead to various stigmas. This research uses a library research method. (library research). The focus of the discussion here is to dissect Imam Asy-Syafi’i's thoughts on the reasons for the prohibition of contract marriage practices and how to resolve such cases. The findings state that the prohibition of temporary marriage is due to its harmful effects, such as not receiving inheritance because the marriage does not comply with Islamic law. The basis for deriving the law is based on two conflicting hadiths regarding contract marriage, and then Imam Asy-Syafi’i resolved it using the method of nasakh wa al-mansukh because the hadith that permits annulment is found in the book Ikhtilaf al-Hadith. [Penelitian ini secara umum mengkaji tentang problematika dalam menyelesaikan hadits-hadits bermasalah antara satu dengan lainnya yang dilakukan oleh Imam Asy-Syafi’i dan lebih detailnya terkait masalah hadits-hadits yang membahas tentang nikah mut’ah atau kawin kontrak yang menjadi problem urgent hinga saat sekarang ini ada saja yang melakukannya. Padahal jika dipahami bahwa nyatanya kasus semisal ini banyak membawa dampak negatif bagi sipelaku terlebih-lebih kepada kaum perempuan yang bukan hanya merasa terdiskriminasi melainkan juga dapat kehilangan hak-haknya sebagai seorang istri. Namun demikian, praktik ini tetap saja merajalela di masyarakat, hal itu tidak luput karena beragamnya pandangan dikalangan masyarakat baik yang pro maupun kontra yang pada akhirnya menimbulkan berbagai macam stigma yang terjadi. Penelitian ini menggunakan jenis penelitian kepustakaan (library research). Fokus dalam pembahasan disini ialah membedah pemikiran Imam Asy-Syafi’i tentang alasan pelarangan praktik nikah kontrak dan bagaimana metode penyelesaian pada kasus tersebut. Hasil temuan menyatakan bahwa pelarangan nikah kontrak disebabkan membawa mudharat, seperti tidak mendapatkannya warisan karena pernikahan yang dilakukan tidak memenuhi syariat islam. Dasar penggalian hukumnya berdasarkan dua hadits nikah kontrak yang bertentangan dan kemudian Imam Asy-Syafi’i menyelesaikannya dengan metode nasakh wa al-mansukh sebab hadits yang membolehkan terjadi pembatalan sebagaimana terdapat didalam kitab ikhtilaf al-hadits].
HUBUNGAN KEAKTIFAN BERORGANISASI DENGAN SIKAP KEPEMIMPINAN SISWA DI MAN 2 KOTA BOGOR Hamzah, Muhammad; Sadiyah, Maemunah
Fikrah : Journal of Islamic Education Vol 2, No 2 (2018)
Publisher : Fakultas Agama Islam Universitas Ibn Khaldun Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1055.459 KB) | DOI: 10.32507/fikrah.v2i2.404

Abstract

This study aims to determine whether there is a relationship between activeness of organization and student leadership attitudes in MAN 2, Bogor City. This type of research is quantitative research. The population in this study was the management of OSIS MAN 2 in Bogor City, the sample of this study was all OSIS administrators with 33 samples. In this study the research instrument used a questionnaire with a Likert scale. Analysis of the data used is the validity and reliability test. After calculating with Pearson correlation obtained rxy acquisition is 0.482. At the index 0.40 - 0.70 which means there is a sufficient or moderate relationship between variables X and Y. It turns out that rx1x2y abel rtable is 0.3 so the null hypothesis (Ho) is rejected and the alternative hypothesis (Ha) is accepted. This means there is a significant or moderate relationship between organizational activity (Variable X) and student leadership attitudes (Variable Y) in MAN 2, Bogor City.
HUBUNGAN KEAKTIFAN BERORGANISASI DENGAN SIKAP KEPEMIMPINAN SISWA DI MAN 2 KOTA BOGOR Hamzah, Muhammad; Sadiyah, Maemunah
FIKRAH Vol 2 No 2 (2018): DESEMBER
Publisher : Ibn Khaldun University, Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/fikrah.v2i2.20516

Abstract

Penelitian ini bertujuan untuk mengetahui apakah terdapat hubungan keaktifan berorganisasi dengan sikap kepemimpinan siswa di MAN 2 Kota Bogor, Jenis penelitian ini adalah penelitian kuantitatif. Populasi dalam penelitian ini adalah pengurus OSIS MAN 2 Kota Bogor,sampel penelitian ini yakni seluruh pengurus OSIS dengan jumlah 33 sampel. Dalam peneltian ini instrumen penelitian menggunakan kuesioner dengan skala likert. Analisis data yang digunakan adalah uji validitas dan reliabilitas, Setelah menghitung dengan correlation pearson didapat perolehan rxy yaitu 0,482. Pada indeks 0,40 – 0,70 yang berarti terdapat hubungan yang cukup atau sedang antara variabel X dan variabel Y. Ternyata rx1x2y ≥ rtabel sebesar 0,3 sehingga hipotesis nol (Ho) ditolak dan hipotesis alternatif (Ha) diterima. Hal ini berarti ada hubungan yang cukup atau sedang yang signifikan antara keaktifan berorganisasi (Variabel X) dengan sikap kepemimpinan siswa (Variabel Y) di MAN 2 Kota Bogor.