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Application of RGB UAV images to identify spectral patterns and estimate rice production Munibah, Khursatul; Iskandar, Wahyu; Barus, Baba; Hongo , Chiharu
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 52 No. 1 (2024): Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy)
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24831/jai.v52i1.50770

Abstract

Monitoring rice plant growth is crucial for evaluating rice field management and yield production. RGB images are generated from Unmanned Aerial Vehicles (UAV) with RGB cameras. UAVs produce high spatial and temporal resolution, while RGB cameras are commonly used and cheap. The objectives of this study were to identify the spectral pattern of rice plant growth and to estimate yield production based on the spectral value of RGB images. The spectral pattern and yield estimation were analyzed using confidence interval (CI) and regression, respectively. Results show that spectral pattern during the vegetative until ripening stage forms a concave with minimum value in the generative stage and decreases towards the harvest stage. Based on the CI value, the high interval between upper and lower happened in the vegetative and ripening stages while the low interval happened in the generative stage. The high CI in the vegetative and ripening stages was due to the soil background and complexity of the rice plant canopy, respectively while the low CI in the generative stage was due to the homogeneous response of the leaf canopy. The best rice yield estimation based on the spectral value occurs in the ripening stage with an R2 of 0.84. Keywords: chlorophyll content, confidence interval, drone images, rice plant, regression
KERENTANAN PANGAN TINGKAT DESA DI PROVINSI NUSA TENGGARA TIMUR Tono, Tono; Juanda, Bambang; Barus, Baba; Martianto, Drajat
Jurnal Gizi dan Pangan Vol. 11 No. 3 (2016)
Publisher : The Food and Nutrition Society of Indonesia in collaboration with the Department of Community Nutrition, IPB University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1045.286 KB) | DOI: 10.25182/jgp.2016.11.3.%p

Abstract

This study aimed to determine food vulnerability in the village level. This study was conducted by analysing 3,270 villages in Nusa Tenggara Timur (NTT) Province. Principal component analysis, cluster analysis and discriminant analysis were employed to classify the vulnerable villages. This study found that 1,468 villages (44.90%) were categorized as very vulnerable and vulnerable villages. Both categories were found mostly in Timor Tengah Selatan, Manggarai Timur, Manggarai Barat, Sumba Barat Daya, and Sumba Timur Regency. Food vulnerability enhancment programs need to be prioritized in very vulnerable and vulnerable villages in Timor Tengah Selatan, Manggarai Timur, Manggarai Barat, Sumba Barat Daya, and Sumba Timur Regency. Accessibility to electricity, clean water and sanitation facilities as well as the improvement of public welfare are key important factors to improve village food vulnerability.Keywords: cluster, food vulnerability, village 
Co-Authors A Akbar Achmad, Alfredian Ade Mirza Roslinawati Adi Jaya, Adi Afan Ray Mahardika Ake Wihadanto Akhmad Fauzi Alamin Yang First Alfin Murtadho Aminah, Mimin Andhi Trisnaputra Andrea Emma Pravitasari, Andrea Emma Andri Yushar Andria Ardhy Firdian Arya Hadi Dharmawan Asnelly Ridha Daulay Atang Sutandi Azis, Muh. Ikhsan Bakri, Subhan Bambang Hendro Trisasongko Bambang Juanda Bambang P. Noorachmat Bambang Pramudya Bobby A. Palem Boedi Tjahjono Bratakusumah, Deddy S. Budi Mulyanto Budi Nugroho Budi Prasetyo Cahyana, Destika Chiharu Hongo, Chiharu Corry Nurmala Danang Pramudita, Danang Darda Effendi Darmawan Darmawan Deddy S. Bratakusumah Deddy S. Bratakusumah Denis Muba Pandapotan Simanihuruk Desi Nadalia Dessy Arianti Destika Cahyana Diar Shiddiq Didit Okta Pribadi Didit Okta Pribadi Djuanda, Bambang Djuara P Lubis DP Tejo Baskoro, DP Tejo Drajat Martianto Dwi Maryanto, Dwi Dwi Putro Tejo Baskoro Dwi Ratnawati Christina Dyah Ita Mardianingsih Dyah R Panuju Dyah R. Panuju Dyah R. Panuju Dyah Retno Panuju Edy Djauhari Purwakusumah Eka Intan Kumala Putri Emilia Syafitri Endriatmo Soetarto Enni Dwi Wahjunie Erliza Noor Ernan Rustiadi Euis Sunarti Faris Rahmadian Fauzi, Firman Febrianti, Nur Fitri Insani Fredian Tonny Nasdian Fredinan Yulianda Gatot Yulianto Gersony Miri Hana Indriana Hans Moravia Hari Agung Hari Agung Adrianto Hari Wijayanto Harisman Edi harmes harmes Harmes Harmes Hartono, Arif Herianto Hermanto Siregar Hidayah, Nursantri Hilda Nurul Hidayati Hongo , Chiharu Imas Sukaesih Sitanggang Indraprahasta, Galuh Syahbana Irzaman, Irzaman Iskandar Iskandar Iswandi Umar Iwan Kurniawan Khursatul Munibah Kukuh Murtilaksono Kukuh Murtilaksono Kukuh Murtilaksono Kukuh Murtilaksono Kukuh Murtilaksono Kusumastuti, Ayu Candra Kusumawati, Balkis Lala M Kolopaking Laode Syamsul Iman Latifah Kosim Darusman M Habibi Yadi Irawanata M Munawir Mahmud A. Raimadoya Mahmud A. Raimadoya Mazlan Mira Harimurti Mohamad Rafi Muhamad Firdaus Muhammad Ardiansyah Muhammad Ardiansyah Muhammad Firdaus Muhammad Hikmat Muhammad Munawir Syarif Muhammad Mu’min Fahimuddin Muhammad Zulfikar Muhammad, Almawardi Nadia Shalehah Nandi Kosmaryandi Nina Widiana Darojati NINA WIDIANA DAROJATI Nindya Ayu Wardani Nur Febrianti Nur Febrianti Purwanto, Moh Yanuar Jarwadi Purwono Purwono Puspita, Gita Qalbi, Andria Harfani Rahmi Fajarini Reni Kusumo Tejo Reni Kusumo Tejo Reza Hanjaya Ricky Ricky Ricky, Ricky Rifyan Ruman Rilus Kinseng Rini Ariani Amir Rizaldi Boer Romiyanto Romiyanto Sabila, Salma Sabri Effendy Setia Hadi Sigit, Gunardi Siska Amelia Sitanggang, Imas S. Siti Faizah Zauhairah Siti Maesaroh Siti Nurisyah Soekmana Soma Sri Mulatsih Subhan Bakri Suci Sri Utami Sutjipto Sukiptiyah Sukiptiyah Sukiptiyah Sukiptiyah Sumardani Kusmajaya Suria Darma Tarigan Suryadi Suryadi Suryadi Suryadi Suwardi Suwardi Syahbana, Galuh Syaiful Anwar Syamsul Arifin Taopik Ridwan Tb Iwan Mulyawan Tenda, Edwin Tivianton, Tommy Andryan Tommi Tommi Tommi Tommi, Tommi Tommi, Tommi Tono, Tono Tuni, Muhd. Siraz Uciningsih, Winda Ugeng Wijanarko Umar Mansyur Untung Sudadi Vincentius P Siregar Wahyu Iskandar Werenfridus Taena Widada, Rasyid Widiatmaka Yani Nurhadryani Yiyi Sulaeman Yoyoh Indaryanti Yuda Pringgo Bayusukmara Yunito, Muhammad Rahmanda Yuri Ardhya Stanny Yusuf, Sri Malahayati Zluyan Firdaus Afif