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Response of Branching and Yield Components of Lato-lato Sweet Potato to Growing Medium Height in Sacks Sri Ulpa; Bambang Supeno; Amrul Jihadi
Jurnal Biologi Tropis Vol. 26 No. 4 (2026): in Progress
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v26i4.13627

Abstract

Growing medium height in sack cultivation may alter root-zone space and plant responses, yet its effects on branching and yield components of sweet potato require further investigation. This study aimed to evaluate the responses of branching and yield components of Lato-lato sweet potato to growing medium height in sacks and to analyze the relationships between branch number and yield components. The experiment was conducted from October 2025 to January 2026 in Lingsar, West Lombok, using a 5 × 5 Latin square design with five growing medium heights of 20, 30, 40, 50, and 60 cm, resulting in 25 experimental units. Observed variables included branch number, storage root number, total storage root weight, and average storage root weight. Data were analyzed using analysis of variance at the 5% significance level and Spearman correlation. Growing medium height had no significant effect on branch number (p = 0.056), storage root number (p = 0.621), total storage root weight (p = 0.109), or average storage root weight (p = 0.261). Branch number was not significantly correlated with storage root number (ρ = −0.293; p = 0.155) or total storage root weight (ρ = 0.309; p = 0.133), but showed a significant positive correlation with average storage root weight (ρ = 0.439; p = 0.028). Growing medium heights of 20–60 cm did not significantly alter branching or yield components, while the association between branching and yield was found only for average storage root weight.
Co-Authors A.A. Ketut Agung Cahyawan W Adji, Alif Pradipta Adji, M. Alif Pradipta Adriansyah, Al Fajr Adriansyah, Al-Fajr Ahmad Jupri Al-Fajr Adriansyah Aluh Nikmatullah ALUH NIKMATULLAH Aluh Nikmatullah Aluh Nikmatullah Anjar Pranggawan Azhari Apriani, Reni Apriani, Rizkia Ashari, Anjar Pranggawan Aulia Rizkika, Gardena Baiq Mona Kotma Chantika Baiq Rika Ayu Febrilia Bambang Supeno Bambang Supeno, Bambang Bayu Anggara Cecilia, Sisca Dori Kusuma Jaya Dori Kusuma Jaya Dwi Noorma Putri Dwi Noorma Putri Dwi Noorma Putri Dwi Putri Farida Jufri, Afifah Hari Aditia Pratama, Muhammad Hery Haryanto Hery Haryanto Hery Haryanto Hery Haryanto Hidayatun Nufus, Novita I Ketut Ngawit I Ketut Ngawit I Ketut Ngawit, I Ketut Irwan Muthahanas Islami, Mustika Jayaputra Jayaputra, Jayaputra Jufri, Afifah Farida Khairina Ilhami, Bq Tri Kiki Karmila Kisman Kisman Kisman L. Sunarwidhi, Anggit M. Alif Pradipta Adji M. Sarjan M. Sarjan M. Sarjan, M. M. Taufik Fauzi Martia Dewi, Suprayanti Muhammad Alif Pradipta Adji Muhammad Sarjan Muhammad Sarjan Mursyidin, Abdul Halim Novita Hidayatun Nufus Novita Hidayatun Nuvus Novita Hidayatun Nuvus Nurrachman Nurrachman Nurrachman Pandya, Lalu Wahyu Ardis Priandani, Livia Tara Putri, Dwi Noorma Raehanayati Raehanayati Raehanayati Raehanayati Reni Apriani Reni Apriani Rio Febrian Rizki, Al-Fajr Ruth Stella Petrunela Thei Ruth Stella Petrunella Thei S, Muhammad Qudsiah S. Prasedya, Eka Siska Ita Selvia Siska Ita Selvia Sitti Hilyana Sri Maryani Sri Maryanti Sri Ulpa Sunarpi, Sunarpi Suprayanti Martia Dewi Suprayanti Martia Dewi Suprayanti Martia Dewi Suprayanti Martia Dewi, Suprayanti Martia Taufik Abdullah Yuliana Asri Yuliana Asri Zuhdiyah Matienatul Iemaaniah