RSS 1.0Departamento de Engenharia Rural
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Mapping gaps in sugarcane by UAV RGB imagery: the lower and earlier the flight, the more accurate
Barbosa Júnior, Marcelo Rodrigues
; Tedesco, Danilo ; Corrêa, Rafael de Graaf ; Moreira, Bruno Rafael de Almeida ; Silva, Rouverson Pereira da ; Zerbato, Cristiano (Agronomy, 2021) [Artigo]
Imagery data prove useful for mapping gaps in sugarcane. However, if the quality of data is poor or the moment of flying an aerial platform is not compatible to phenology, prediction becomes rather inaccurate. Therefore, ... -
Indicadores de qualidade para sistemas de preparo do solo no transplantio de citros
Vidal, Diego Onofre; ; Da Silva, Rouverson Pereira ; Cassia, Marcelo Tufaile ; De Oliveira Tavares, Tiago (Comunicata Scientiae, 2016) [Artigo]
The soil preparation for citrus seedlings planting can affect the longevity, yield, plant health and the quality of the mechanized operations, which must be performed to ensure the future crop management. In this context, ... -
UAVs to Monitor and Manage Sugarcane: Integrative Review
Barbosa Júnior, Marcelo Rodrigues; Moreira, Bruno Rafael de Almeida ; de Brito Filho, Armando Lopes ; Tedesco, Danilo ; ; da Silva, Rouverson Pereira (Agronomy, 2022) [Resenha]
Pilotless aircraft systems will reshape our critical thinking about agriculture. Furthermore, because they can drive a transformative precision and digital farming, we authoritatively review the contemporary academic ... -
High-Throughput Carbon-Capturing Frameworks by Pelleting Hydrochar of Food Waste and its Residual Ash as a Dopant
de Almeida Moreira, Bruno Rafael; de Brito Filho, Armando Lopes ; Barbosa Júnior, Marcelo Rodrigues ; da Silva, Rouverson Pereira (Bioenergy Research, 2022) [Artigo]
Studies on converting biomass into an adsorbent often are available from the contemporary academic literature. However, no in-depth systematic investigation exists on the possibility of strategically recycling food waste ... -
A High-Throughput Imagery Protocol to Predict Functionality upon Fractality of Carbon-Capturing Biointerfaces
Moreira, Bruno Rafael de Almeida; de Brito Filho, Armando Lopes ; Júnior, Marcelo Rodrigues Barbosa ; da Silva, Rouverson Pereira (Agronomy, 2022) [Artigo]
Surface quality is key for any adsorbent to have an effective adsorption. Because analyzing an adsorbent can be costly, we established an imagery protocol to determine adsorption robustly yet simply. To validate our ... -
Agricultural tractor performance fueled with proportions of biodiesel
Iamaguti, Priscila Sawasaki; Lopes, Afonso ; Pinto, Antonio Alves ; Lira, Thyago Augusto Medeiros ; (Revista Ceres, 2022) [Artigo]
Among the fuel sources used nowadays, biofuels stand out for being renewable and biodegradable. In this sense, this work aimed to evaluate the performance and smoke opacity of an agricultural tractor in soil tillage ... -
Using UAV and Multispectral Images to Estimate Peanut Maturity Variability on Irrigated and Rainfed Fields Applying Linear Models and Artificial Neural Networks
; ; ; ; ; ; Silva, Rouverson P.; (Remote Sensing, 2022) [Artigo]
Using UAV and multispectral images has contributed to identifying field variability and improving crop management through different data modeling methods. However, knowledge on application of these tools to manage peanut ... -
Mapping gaps in sugarcane by UAV RGB imagery: The lower and earlier the flight, the more accurate
Barbosa Júnior, Marcelo Rodrigues; Tedesco, Danilo ; Corrêa, Rafael de Graaf ; Moreira, Bruno Rafael de Almeida ; da Silva, Rouverson Pereira ; Zerbato, Cristiano (Agronomy, 2021) [Artigo]
Imagery data prove useful for mapping gaps in sugarcane. However, if the quality of data is poor or the moment of flying an aerial platform is not compatible to phenology, prediction becomes rather inaccurate. Therefore, ... -
Potential impacts of land use changes on water resources in a tropical headwater catchment
Martins, Magda Stella de Melo; Valera, Carlos Alberto ; Zanata, Marcelo ; ; Abdala, Vera Lúcia ; Pacheco, Fernando António Leal ; Fernandes, Luís Filipe Sanches ; Pissarra, Teresa Cristina Tarlé (Water (Switzerland), 2021) [Artigo]
The main objective of this study was to investigate the relationships between land use and future scenarios of land changes on water runoff and groundwater storage in an Environmental Protection Area (EPAs) watershed. The ... -
Predicting on multi-target regression for the yield of sweet potato by the market class of its roots upon vegetation indices
Tedesco, Danilo; Almeida Moreira, Bruno Rafael de ; Barbosa Júnior, Marcelo Rodrigues ; Papa, João Paulo ; Silva, Rouverson Pereira da (Computers and Electronics in Agriculture, 2021) [Artigo]
Single-target regression can accurately predict the crop's performance but fails to generalize problems with more than one true and cross-validatable solution. An alternative to output multiple numeric values upon the ... -
Prognosis of metal concentrations in sediments and water of Paraopeba River following the collapse of B1 tailings dam in Brumadinho (Minas Gerais, Brazil)
; ; ; Pissarra, Teresa Cristina Tarlé; ; ; (Science of the Total Environment, 2022) [Artigo]
In January 25, 2019, the B1 dam of Córrego do Feijão mine located in Brumadinho municipality (Minas Gerais, Brazil) collapsed and injected nearly 2.8 Mm3 of iron (Fe)- and manganese (Mn)-rich tailings in the Paraopeba ... -
Multivariate analysis to identify groups of biodiesels in the operation of an agricultural engine
Pinto, Antonio Alves; ; Lopes, Afonso ; ; Pinto, Leandro Alves (Revista Brasileirade Ciencias Agrarias, 2021) [Artigo]
The increase in the use of diesel engines in the transport sector and in agriculture has led researchers to study new alternative sources of fuels. The objective was to identify the agglomerates existing in a set of ... -
Rate errors in sprayer turning and circular movements: PWM valve as compensation system and why spray boom size matters
Carreira, Vinicius dos Santos; Pereira da Silva, Rouverson (Crop Protection, 2022) [Artigo]
Variations in pesticide application can comprise the efficacy. Among them, turning and circular movements (TCM) generate rate errors, harming the crop and environment. Nozzle speeds are different across the spray boom when ... -
Use of remote sensing to characterize the phenological development and to predict sweet potato yield in two growing seasons
Tedesco, Danilo; de Oliveira, Maílson Freire ; ; ; de Souza Rolim, Glauco ; da Silva, Rouverson Pereira (European Journal of Agronomy, 2021) [Artigo]
Sweet potato is a tuberous root with versatility in food products, but also with applications in the energy industry, such as in ethanol production. Developing mechanisms to assess the performance of this crop is important, ... -
Estimated losses in soybean (Glycine max (L.) Merril) harvest according to the speed and rotation of the trail system
Souza, Jarlyson Brunno Costa; ; ; de Brito Filho, Armando Lopes ; de Almeida, Samira Luns Hatum ; ; ; ; ; da Silva, Rouverson Pereira (Australian Journal of Crop Science, 2021) [Artigo]
The soybean crop (Glycine max. (L.) Merril) shows strong participation in the Brazilian economy. Therefore, the aim of the present study was to quantify the losses in the cutting and feeding platform and in the trail system ... -
Monitoring plant health using remote sensing: Advances and challenges
; Rosalen, David Luciano; ; ; (Revista Brasileira de Cartografia, 2021) [Resenha]
Problems concerning plant health, such as diseases, pests and weeds, which compete with grown plants for resources and, therefore, harm their full development, are responsible for significant losses in agriculture, year ... -
A controlled process of corn sowing as a function of of seed dispensation and working speeds
Ormond, Antonio Tassio Santana; Kazama, Elizabeth Haruna ; Gírio, Lucas Augusto da Silva ; Carneiro, Franciele Morlin ; ; Furlani, Carlos Eduardo Angeli (Australian Journal of Crop Science, 2019) [Artigo]
An appropriate sowing process is one of the steps that need immediate attention in crop sciences, because it may compromise the profitability of crops. An effective sowing process requires correctly spaced seedlings with ... -
Tractor performance in function of storage period and different proportions of biodiesel and diesel
de Oliveira, Melina Cais Jejcic; Lopes, Afonso ; ; Neves, Murilo Coelho Theodoro ; Yamaguti, Priscila Sawasaki ; Lira, Thyago Augusto Medeiros ; Moreti, Thaisa Calvo Fugineri ; (Australian Journal of Crop Science, 2015) [Artigo]
Biodiesel is a renewable and biodegradable fuel produced from vegetable oil or animal fat by transesterification. The viability of this product as an alternative source of energy depends on several factors such as blend ... -
Qualidade do corte basal na colheita mecanizada de cana-de-açúcar em dois tipos de manejo do solo
Dos Reis, Gustavo Naves; Voltarelli, Murilo Aparecido ; Da Silva, Rouverson Pereira ; De Toledo, Anderson ; Lopes, Afonso (Comunicata Scientiae, 2015) [Artigo]
The mechanized harvesting of sugarcane has relevance across the crop production process and can be influence the cutting quality base for soil management systems. This study aimed to assess the damage caused to the mechanical ... -
Função de resposta do meloeiro a doses de adubaçã o nitrogenada para dois níveis de irrigação
Soares, Cristiana Araújo; ; ; ; Zanini, José Renato (Comunicata Scientiae, 2013) [Artigo]
With this research was evaluated the response of the melon to the application of nitrogen fertilizer levels, to two irrigation levels. The same was donein the experimental area of Teresina Agricultural College, affiliated ...