Vol. 22 No. 4 (2021): Eksakta : Berkala Ilmiah Bidang MIPA (E-ISSN : 2549-7464)

EKSAKTA: Berkala Ilmiah Bidang MIPA

• Pretest-Posttest Control Group Design of Discovery Learning-Based Content Learning System in The Materials of Atomic Structure and Periodic Elements System of Class X Vocational Schools To Improve High-Level Thinking Ability

  Sinta Rahmatika, Rahadian Zainul

  • pdf

• Preparation and Characterization of Magnetite Fe3O4-Activated Carbon Composite as Adsorbent Cr(VI) Ion

  Intan Lestari, Yonanda Ramadhanty, Leny Marlinda, Ngatijo Ngatijo

  238-247

  • pdf

• Effect of Bokashi Fertilizer and Monosodium Glutamate on Growth and Yield of Cayenne Pepper (Capsicum frutescens l.)

  Zahanis Zahanis, Fatimah Fatimah, Utria Nurval Utami

  248-258

  • pdf

• Comparison of the Physical and Microbiological Characteristics of Peel-off Face Mask Yogurt from Fresh Cow’s Milk and UHT Milk Fermented

  Wulan Kartika Sari, Rika Sebtiana Kristantri, Dyan Wigati

  259-269

  • pdf

• The Effect of Additional Fruit Eggplant (Solanum betaceum cav.) Juice on the Characteristics of Black Tea (Camelia sinensis) Beverage

  Diana Sylvi, Fauzan Azima, Sandonella Anggini

  270-283

  • pdf

• The Effects of Extraction Period Toward Anthocyanin Levels of Blue Pea Vine (Clitoria ternatea) Extract Using Maceration Method

  Irna Dwi Destiana, Atika Romalasari, Nia Kurnia

  284-293

  • pdf

• Reducing the Number of Germs on Hands Using Disinfectants Combination of Betal Leaves and Kalamansi Orange

  Iwan Iskandar, Hevi Horiza, Mutia Yuhesti

  294-301

  • pdf

• Distribution Pattern of Magnetic Susceptibility Value of Iron Sand on the Surface of Pasia Jambak Beach Pasia Nan Tigo Padang

  Riza Rahmayuni, Hamdi Rifai, Letmi Dwiridal, Ardilla Nofri Yuwanda, Dwi Anisa Visgus, Anisa Rahmi

  302-310

  • pdf

• Optimization of Growth and Yield in Bird's Eye Chili (Capsicum frutescens L.) through Sustainable Organic Fertilization Using Banana Stem Compost and Tofu Industry Liquid Waste

  Zahanis Zahanis, Fatimah Fatimah, Devi Purnamasari, Sindi Fantika

  311-321

  • pdf