Results 21 to 30 of about 2,158 (165)

Analisis Usia Tebu Terhadap Pola Nilai GNDVI (Green Normalized Difference Vegetation Index) Berdasarkan Data Citra Landsat-8 [PDF]

, 2022
Tebu adalah salah satu tanaman yang dapat memproduksi gula serta bioenergi bagi lingkungan yang masa tanamnya selama ±12 bulan. Kondisi pertumbuhan tanaman tebu berdasarkan usia tanamnya dapat dipantau dengan menggunakan teknologi penginderaan jauh ...
Nugroho, Agung Tjahjo, Wulandari, Niken Dwi, Cahyono, Bowo Eko   +2 more
core   +1 more source

Sensibilidade Espectral dos Índices de Vegetação: GNDVI, NDVI e EVI na Mata Ciliar do Reservatório de Serrinha II – PE, Brasil [PDF]

, 2021
Riparian forests are forests associated with streams, rivers and lakes that have an influence on the protection of ecosystems from man-made actions. The objective of this study was to identify changes in the Caatinga riparian forest areas, based on the ...
Silva Júnior, Juarez Antonio da, Silva Junior, Ubiratan Joaquim da, Oliveira, Leidjane Maria Maciel de, Gonçalves, Rodrigo Mikosz   +3 more
core   +1 more source

Integrating Landsat-8 and Sentinel-2 Time Series Data for Yield Prediction of Sugarcane Crops at the Block Level

Remote Sensing, 2020
Early prediction of sugarcane crop yield at the commercial block level (unit area of a single crop of the same variety, ratoon or planting date) offers significant benefit to growers, consultants, millers, policy makers, crop insurance companies and ...
Muhammad Moshiur Rahman, Andrew Robson
doaj   +1 more source

Yield Predictions of Four Hybrids of Maize (Zea mays) Using Multispectral Images Obtained from UAV in the Coast of Peru

Agronomy, 2022
Early assessment of crop development is a key aspect of precision agriculture. Shortening the time of response before a deficit of irrigation, nutrients and damage by diseases is one of the usual concerns in agriculture.
David Saravia, Wilian Salazar, Lamberto Valqui-Valqui, Javier Quille-Mamani, Rossana Porras-Jorge, Flor-Anita Corredor, Elgar Barboza, Héctor V. Vásquez, Andrés V. Casas Diaz, Carlos I. Arbizu   +9 more
doaj   +1 more source

Scatter plots of the measured spectral vegetation indices versus predicted GY and ABY of maize: (l) EVI, (m) NDVI, (n) GNDVI, (o) RNDVI, (p) SR, and (q) SAVI (p < 0.01; the number of observations = 48).

, 2022
R2, coefficient of determination; CV, coefficient of variation; EVI, enhanced vegetation index; GNDVI, green normalized difference vegetation index; NDVI, normalized difference vegetation index; RNDVI, red normalized difference vegetation index; SR ...
Gizachew Ayalew Tiruneh (11014578), Ayele Almaw Fenta (11174247), Enyew Adgo (546459), Derege Tsegaye Meshesha (5744858), Nigussie Haregeweyn (11014587), Atsushi Tsunekawa (379731), José Miguel Reichert (4680781)   +6 more
core   +1 more source

Dynamics of the Indices NDVI and GNDVI in a Rice Growing in Its Reproduction Phase from Multi-spectral Aerial Images Taken by Drones [PDF]

, 2018
In this study, the dynamics of two vegetation indices, the normalized differential vegetative index (NDVI) and the variant of the NDVI that uses the green band (GNDVI) in a rice growing of the variety fedearroz 2000 in reproduction phase, are analyzed ...
Palacios Gonzalez, Jordi Rafael, Ramón Valencia, Jacipt Alexander, Jacipt Alexander Ramón Valencia, Diego Fernando Alzate Velásquez, García Cárdenas, Diego Alejandro, Alzate Velásquez, Diego Fernando, Diego Alejandro García Cárdenas, Jordi Rafael Palacios Gonzalez   +7 more
core   +1 more source

Using a manual multispectral sensor and UAV in monitoring soybean development and productivity under rainfed conditions [PDF]

Zemljište i biljka
Soybean (Glycine max L.) is one of the leading cultivated crops globally. Although the region of Vojvodina is favorable for soybean production, the climate, especially high temperatures and uneven distribution of precipitation, represents a major ...
Stevanović Nevena, Stanković Nikola, Ljubičić Nataša, Vukosavljev Mirjana, Lipovac Aleksa, Marina Irina, Stričević Ružica   +6 more
doaj   +1 more source

Olive Tree Biovolume from UAV Multi-Resolution Image Segmentation with Mask R-CNN

Sensors, 2021
Olive tree growing is an important economic activity in many countries, mostly in the Mediterranean Basin, Argentina, Chile, Australia, and California. Although recent intensification techniques organize olive groves in hedgerows, most olive groves are ...
Anastasiia Safonova, Emilio Guirado, Yuriy Maglinets, Domingo Alcaraz-Segura, Siham Tabik   +4 more
doaj   +1 more source

Detection of Bagworm Infestation Area in Oil Palm Plantation Based on UAV Remote Sensing Using Machine Learning Approach

Agriculture, 2023
Due to its rapid reproduction rate and brief life cycle, the most well-known oil palm pest, Metisa plana (Lepidoptera: Psychidae), also known as the bagworm, can spread to epidemic proportions.
Siti Nurul Afiah Mohd Johari, Siti Khairunniza-Bejo, Abdul Rashid Mohamed Shariff, Nur Azuan Husin, Mohamed Mazmira Mohd Masri, Noorhazwani Kamarudin   +5 more
doaj   +1 more source

Características agronômicas associadas com índices de vegetação medidos por sensores ativos de dossel na cultura da soja [PDF]

, 2013
Soybean has always stood out for its economic importance in the national agricultural scenario with an increase in its cultivation throughout the Brazilian territory.
Povh, Fabrício Pinheiro, Groff, Edson Cristiano, Nanni, Marcos Rafael, Cezar, Everson   +3 more
core   +1 more source