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Response Growth and Yield of Pakcoy (Brassica rapa L.) Against Types of Planting Media and Fertilizer Concentration of Organic Liquid Banana Peels in a Hydroponics System-Wick System Andrianto Bagus Setiawan; Nova Triani; Widi Wurjani
JURNAL AGRONOMI TANAMAN TROPIKA (JUATIKA) Vol. 8 No. 2 (2026): Jurnal Agronomi Tanaman Tropika (JUATIKA) Vol. 8 No. 2 Mei 2026
Publisher : LPPM UNIVERSITAS ISLAM KUANTAN SINGINGI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36378/juatika.v8i2.5484

Abstract

The increasing demand for pakcoy (Brassica rapa L.) and limited land availability necessitate efficient cultivation techniques such as the wick hydroponic system. This study aimed to determine the effects of different growing media types, concentrations of Liquid Organic Fertilizer (LOF) derived from banana peel, and their interaction on the growth and yield of pakcoy. The experiment was conducted from January to February 2026 using a factorial completely randomized design (CRD) with two factors: growing media (rockwool, hydroton, cocopeat, and rice husk charcoal) and LOF concentration (10, 15, and 20 ml/L), each with three replications, along with a standard AB Mix control treatment. Results showed no significant interaction between the two factors for all measured parameters. Rice husk charcoal consistently produced the best growth, with the highest total fresh weight (49.34 g), plant height (6.24 cm), number of leaves (14.52), canopy width (21.88 cm), and leaf area (58.13 cm²). The 10 ml/L LOF concentration resulted in the best growth compared to higher concentrations, acting as an effective biostimulant. Conversely, the 20 ml/L concentration suppressed growth, likely due to low pH and nutrient imbalance. The key advantage of this finding is the identification of a cost-efficient cultivation strategy that reduces reliance on commercial AB Mix by utilizing household waste. It is recommended that home-scale growers adopt a combination of rice husk charcoal as the growing medium and weekly foliar spraying of 10 ml/L banana peel LOF as a biostimulant supplement to a low-dose AB Mix to optimize pakcoy growth.
Co-Authors Achmad Ilham Achmad Ilham Achmad Ilham Achmad Rayhan Maulana Agus Sulistyono Agus Sulistyono Ahmad Zaydan Hanif Alia Dewi Palupi Andre Yusuf Trisna Putra Andrianto Bagus Setiawan Anugerah Dany Priyanto Augustien, Nora Caecilia Pujiastuti Daffa Novendra Aditama Damayanti Prasetyaningsih Deviena Sugianto Dewanti, Felicitas Deru Dewi, Amniresta Syahda Difa Eka Pranoto Djarwatiningsih Pongki Soedjarwo Djarwatiningsih, Djarwatiningsih Djibran, Dayyan Hikmal M. Dwi Betty Hariyanti Elly Syafriani Elly Syafriani Erliyanti, Nove Kartika F. Deru Dewanti Guniarti Guniarti Hasby, Muhammad Farhan Hidayah, Sefti Nurul Hilda Adina Rahmi Ida Retno Moeljani Ida Retno Moeljani Ikhsanudin Ikhsanudin Iman, Atep Kirani, Aldila Putri Selsha Lestari, Rizky Wahyu Lingga Unzilaturrohmah M. Djibran, Dayyan Hikmal Madjiid, Rachmad Arsyil Makhziah Maulana, Achmad Rayhan Medina Uli Alba Somala, Medina Uli Alba Meida, Nur Lathifa Moch. Ari baha'udin Moeljani , Ida Retno Muhammad Daffa' Aththobarani Nabilah Rizqiyah Rahma Dani Nela Octavia Sari Nining Anggraini, Nining Nita Nur Laila Nora Augustien nora augustien noveni budi rahayuningsih Pangesti Nugrahani Prawestri, Hanis Pribadi, Didik Utomo Puji Lestari Tarigan Putro, Pebri Dian Cahyono Ramdan Hidayat Renova Panjaitan Ridwan Fajri Risma Handayani Darise Rizky Wahyu Lestari Saefur Rohman Santoso, Juli Saraswati, Anita Dwi Sari, Fanny Septiani Sarirukhoyyatin, Erli Sefti Nurul Hidayah Shinta Hanif Nur Edditya sukendah sukendah SUKENDAH SUKENDAH, SUKENDAH Suryandika, Fadila Sutini Sutini Sutini, Sutini Syafriani, Elly Vivin Putri Permatasari Wahyuningsih, Munirotul Wibowo, Galuh Akmal Yudistira Widi Wurjani Widiwurjani Yonny Koentjoro Yuki Erwanto Putri