ABSTRACT Oryctes rhinoceros L. Is a pest that attack the palm oil plant. Pest control strategies which are often carried out are chemicals, namely synthetic pesticides. The recommended control concept is integrated pest management (IPM) which is preferred to environtmentally friendly control one of using entomopatogen Baculovirus oryctes. The aim of this research was to find out from abil…
Penulisan artikel ini didasarkan atas masalah “Apakah kegiatan pembelajaran sehari-hari sudah berfokus pada peserta didik”? Manakala kita amati pelaksanaan kegiatan pembelajaran sehari-hari di dalam kelas, maka dapatlah dikatakan bahwa sebagian guru masih cenderung melaksanakan kegiatan pembelajaran secara konvensional dengan menerapkan metode ceramah dan mencatat (talk and chalk). Jika dem…
Penelitian ini dilatarbelakangi oleh kurangnya pemahaman peserta didik dalam materi sudut di kelas VIII E SMP Muhammadiyah 1 Surabaya. Hal ini disebabkan guru kurang tepat dalam memilih media pembelajaran yang digunakan. Tujuan penelitian ini adalah untuk meningkatkan pemahaman konsep sudut menggunakan laboratorium maya versi android. Penelitian ini dilaksanakan dengan dua siklus, di mana setia…
Kemampuan representasi matematis merupakan salah satu standard proses ynag sangat penting untuk dimiliki dan dikembangkan oleh siswa. Diharapkan siswa mampu merepresentasikan hasil pemikirannya dan menyelesaikan permasalahan matematika. Namun pada kenyataannya, kemampuan representasi matematis siswa masih kurang dan perlu dikembangkan lagi. Pemberian bimbingan dan bantuan seperlunya kepada sisw…
Penelitian ini bertujuan untuk: (1) mendeskripsikan langkah-langkah dalam penerapan model Project Based Learning (PjBL) berbasis STEM; (2) mendeskripsikan hasil belajar Fisika peserta didik dengan menggunakan model PjBL berbasis STEM; dan (3) menguraikan dampak positif dari penerapan model PjBL berbasis STEM. Penelitian ini menggunakan pendekatan kuantitatif dengan metode analisis deskriptif ku…
Partisipasi siswa pada proses pembelajaran Pemrograman Dasar kelas X TKJ 2 SMK Negeri 1 Cerme, Kabupaten Gresik sangat kurang. Hal ini karena mereka merasa kesulitan dalam memahami bahasa pemrograman yang belum pernah mereka dapatkan pada pendidikan sebelumnya. Dari hasil pre test yang dilakukan, tidak ada seorang siswa pun yang menguasai secara tuntas. Alasan lain dari kesulitan mereka adalah …
Tujuan penelitian ini adalah mengevaluasi program penyelenggaran ujian semester berbasis komputer (USBK) yang sesuai dengan program kerja kepala sekolah urusan kurikulum. Penelitian ini merupakan penelitian evaluasi dengan model CIPP. Pengumpulan data menggunakan teknik observasi, angket, dan wawancara. Teknik analisis yang digunakan adalah deskriptif kualitatif dan kuantitatif. Hasil penelitia…
Penelitian ini bertujuan untuk mengembangkan model pembelajaran inkuiri dengan media audio untuk memfasilitasi siswa tunanetra dalam penguatan pendidikan karakter. Media pembelajaran untuk penguatan pendidikan karakter siswa tunanetra masih sangat terbatas. Untuk itu, diperlukan rancangan model pembelajaran penguatan pendidikan karakter dengan memanfaatkan media audio yang sesuai untuk siswa tu…
Freshwater mussel (Pilsbryoconcha exilis) is invertebrates with shells that live on the bottom or stick to the substrate in fresh water. This study aimed to determine the best concentration of the enzyme papain to hydrolyze protein of mussel meat. This study used an experimental method with a completely randomized non-factorial design with three replications. by treatment of different enzy…
Utilization of vanname shrimp produces waste of shrimp carapace which is not utilized. Vanname shrimp carapace contains carotenoids in the form of astaxanthin. Astaxanthin is a fatsoluble carotenoid that can be extracted using palm oil. This study aims to determine the astaxanthin content of vanname shrimp carapace (Litopenaeus Vanname) extraction using palm oil. The method used was experim…
This study aimed to determine consumer acceptance of seaweed crackers (Eucheuma cottoni) with the addition of natural dyes from the skin of red dragon fruit (Hylocereus polyrhlzus). The research design was a non-factorial Completely Randomized Design (CRD) with 4 levels of treatment, namely without the addition of red dragon fruit skin extract (W0), 10% red dragon fruit skin extract (W1), …
This study aimed to determine consumer acceptance on pempek freshwater mussels with the addition of durian seed flour. The research method was experimental with a non-factorial completely randomized design (CRD) with 4 treatment levels, namely E0 (without the addition of durian seeds flour), E1 = 40g (20% durian seed fluor), E2 = 80g ( 40% durian seed flour), E3 = 120 g (60% durian seed flo…
The purpose of this research are to know the effect of additional amount of catfish surimi which is different on Processing process of pempek towards consumer acceptance, to know the best concentrate additional of catfish surimi toward pempek processed, and to know the pempek protein produced based on the proximate test. The experimental research method was the addition of catfish surimi to…
Frozen kefir drops were a frozen food product made from kefir cream with fruit blended in granular form. This study aims to measure the concentration of xanthan gum as a stabilizer in making of frozen mango kefir drops. The study used a non-factorial Completely Randomized Design (CRD) with four treatments and four replications. The treatments in this study were the addition of the xanthan …
This research aims to get the best tapioca adhesive concentration in making charcoal briquet. This research was conducted experimentally using a complete randomized design method consisting of 5 treatments and 3 replications to get 15 experimental units. The treatments in this study were the ratio of acacia bark charcoal and tapioca adhesive as follows: P1 (97:3), P2 (96:4), P3 (95:5), P4 (…
This aim of this study is to determined the best treatmeant of the amount of bacteriocins from Lactobacillus pentosus which can be used as a natural preservative of sausages. This research used a completely randomized design (CRD) with five treatments and three replications. The parameters observed were water content, ash, fat, protein, total plate count, hedonic and descriptive sensory an…
The purpose of this study was to determine the effects of light on the photo-oxidation stability of mayonnaise from a mixture of catfish and red palm oil, which were seen in peroxide and TBA number, total carotene and tocopherol, and sensory characteristics of the mayonnaise. The research was conducted experimentally using a completely randomized design which consist of 3 treatments and 3 …
This research was aimed to get the best various additions of Agrobost which symbiotic microalgae Chlorella sp. in accelerating to reduce of pollutants level in palm oil mill effluent using the scale up experiment technology. This research used Completely Randomized Design with 5 treatments and 3 repetition. This research used microalgae (with abundance ± 6,985,000 cfu/ml) and palm oil mill…
The purpose of this research was to get the best volume of beet root extract on the antioxidant activity and quality of transparent soap. The research used a Complete Randomized Design with five treatments and three replications. The treatments were addition of beet root extract volume namely UP1 (0 ml), UP2 (2.5 ml), UP3 (5 ml), UP4 (7.5 ml), and UP5 (10 ml) respectively in 100 ml of tran…
Sago stem bark and coconut shell contain lignin and cellulose compounds which are quite high and have not been utilized optimally. Therefore this study aimed to obtain the best formulation of the sago stem bark and coconut shell as the main ingredients in making good quality briquette. The research was carried out experimentally using the Completely Randomized Design (CDR) method with 5 tr…