Furlani Carlos Eduardo Angeli

• Engenheiro Agronomo
• Professor (Full) at São Paulo State University

This study aims to enhance the efficiency of mechanized sugarcane (Saccharum spp.) harvesting by optimizing the maneuvers of the auxiliary vehicle (infield wagon) operating in tandem with the harvester. The optimization focuses on increasing productivity and reducing soil compaction in high-traffic maneuver areas. A comprehensive three-year experim...

The variation in population density in a corn crop can positively, negatively or neutrally affects plant productivity depending on the productive potential of the area. The aim of this work was to evaluate the effects of the variation in corn seed dosage on crop yield, and define from which percentage of variation the productivity of the sown line...

The intensifying use of machines in agriculture to increase operational capacity requires investments in more powerful and automated machines capable of working at higher speeds to meet the demands of agricultural activities. The objective of this study was to evaluate the sowing quality of a second crop maize using a pneumatic sowing machine equip...

There is a need for the use of tools to estimate productive potential during corn crop development. Thus, the assistence by means of active optical sensors for the generating of vegetation indexes can provide significant information for the knowledge of the behavior and temporal relation of this index with productive parameters of the agricultural...

The adoption of a no-till system presents difficulties in maintaining the potential crop yield under long-term conditions when compacted soil layers are observed in the field. The research objective was to assess the benefits of soil intervention in a traditional area of no-till system while considering the production parameters of corn (Zea mays L...

Com este trabalho o objetivo foi calibrar sensores de uma estação meteorológica automática e verificar os sensores de outra e verificar a influência da calibração de sensores na estimativa da evapotranspiração de referência (ETo). Os dados meteorológicos avaliados foram radiação solar global, temperatura do ar, umidade do ar, velocidade do vento e...

Por meio de diferentes arranjos entre as plantas é possível otimizar a utilização dos recursos naturais disponíveis na produção do milho, alcançado melhores produtividades. Dessa forma, objetivou-se com este trabalho avaliar alguns caracteres produtivos da cultura em diferentes arranjos espaciais. Foram avaliados os principais parâmetros indicadore...

Anticipating the sugar content of sugarcane crop is a crucial aspect that holds the key to develop innovative data-driven solutions for determining the ideal time of mechanized harvest. However, traditional laboratory-based approaches are laborious, time-consuming, and limited in their scalability. Thus, we explored the potential of integrating mul...

The adoption of artificial intelligence tools can improve production efficiency in the agroindustry. Our objective was to perform the predictive modeling of carrot yield and quality. The crop was grown in two commercial areas during the summer season in Brazil. The root samples were taken at 200 points with a 30 × 30 m sampling grid at 82 and 116 d...

The sowing process can be affected by constructive differences related to the seeder, morphological and climatological conditions, and depending on the working speed used. The performance of the furrow opening components of the seeders is essential for obtaining good yields and productivity of maizecrops. This work aims to evaluate maize sowing wit...

This article brings the constructive aspects of a robotic structure that has mechanical characteristics inspired by vertebrate animals present in the agricultural environment or in similar landscapes. It is built in aluminum and has a design that allows its locomotion in soils with different textures. Each of the four legs is treated, in principle,...

Multispectral sensors onboard unmanned aerial vehicles (UAV) have proven accurate and fast to predict sugarcane yield. However, challenges to a reliable approach still exist. In this study, we propose to predict sugarcane biometric parameters by using machine learning (ML) algorithms and multitemporal data through the analysis of multispectral imag...

The biophysical characteristics of vegetative canopies, such as biomass, height, and canopy diameter, are of paramount importance for the study of the development and productive behavior of crops. Faced with a scarcity of studies aimed at estimating these parameters, the objective of this study was to evaluate the performance of artificial neural n...

Crop monitoring through remote sensing techniques enable greater knowledge of average variability in crop growth. Canopy sensors help provide information on the variability of crop through the use of vegetation indices. The objective of this work was to compare the potential and performance of three vegetation indices used for monitoring soybean va...

A produtividade de milho no Brasil vem aumentando gradativamente, e o armazenamento adequado da produção é uma questão de segurança, sendo assim, quando conduzido adequadamente, a qualidade do produto é preservada e as perdas são evitadas ou minimizadas. Assim, o monitoramento, o controle da temperatura e umidade se torna fundamental. Objetivou-se...

One of the most used evaluations to monitor soil compaction is based on soil penetration resistance (SPR). However, since SPR is influenced by soil moisture, this evaluation performed in the field may often lead to incorrect interpretations. This study aimed to evaluate the accuracy of models in the estimation of soil penetration resistance with st...

ABSTRACT Digital agriculture contributes to agricultural efficiency through the use of such tools as computer vision, robotics, and precision agriculture. In this study, the objective was to develop a system capable of classifying images through the recognition of pre-established patterns. For this purpose, a geographically distributed system was c...

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 the right depth in order to obtain an appropriate and uniform stand. In this context, statistical control is an option that allow...

Higher quality mechanized agricultural operations can be achieved with the use of the Global Navigation Satellite System (GNSS) signal positioning tools (correction signals), allowing a higher accuracy, which is extremely important to reduce operating costs and waste of inputs, in addition to allowing a more effective pest control. Thus, the aim of...

Sensoriamento remoto na agricultura A Agricultura de Precisão (AP) oferece vários benefícios potenciais em sustentabilidade, qualidade da cultura, rentabilidade, proteção ambiental, desenvolvimento econômico rural e segurança alimentar, de forma que a AP usa abordagens modernas e científicas integradas às tecnologias de informação para uma produção...

The mechanized harvesting process of sugarcane seedlings affects the mechanized planting operation in the sense that straw adhered to the billet can reduce the quantity of non-viable gems obtained as a result of mechanical damage sustained during the mechanized operation. This study proposes a method to improve the quality of the implantation of su...

Diversos fatores podem interferir no desenvolvimento da cultura da soja, dentre os quais pode-se citar o manejo de restos culturais e o método de aplicação do adubo. Assim, objetivou-se avaliar os equipamentos de manejo da palhada (rolo-faca, triturador de palhas e roçadora) e sistemas de adubação (em pré-semeadura e na semeadura), na produção da s...

Active optical sensors have been widely used for the spatial and temporal monitoring of peanut culture because they are accurate, non-destructive methods for rapidly obtaining data. The objective of this study was to determine the optimal stage of crop growth for collecting sensor readings based on correlations between quality indicators. In additi...

Over the past decade, automatic guidance of agricultural machinery via Global Navigation Satellite System (GNSS) signals has been increasingly adopted by the farming community. Peanut farmers are adopting such technology in order to improve the parallelism of operations to address difficulties that occur in mechanical digging, where losses are a bi...

Fertilization systems that allow higher sowing speeds have been used in areas of grain production, as well as the use of intercropping to improve soil physical quality and provide better soil cover. This study aimed to evaluate soil attributes and the initial corn development and intercropping (corn + velvet bean, corn + pigeonpea, and corn + bonav...

Among the factors that may influence corn yield are sowing operation direction and plant population, since they alter the shade index between crop rows, and consequently the efficiency of interception of the photosynthetically active radiation by the leaves of plants. The aim of this study was to evaluate the influence of sowing direction and plant...

A esteira rodante da colhedoras de cana-de-açucar pode ser um dos itens com custo de manutenção mais caros da operação de colheita. Sendo que o mau uso da máquina, principalmente nas manobras de cabeceira, influencia diretamente na longevidade deste item.

O não revolvimento do solo e o aporte de resíduos culturais em superfície são importantes visando a conservação dos recursos naturais e a sustentabilidade de sistemas de produção de grãos. Em semeadura direta é essencial o entendimento da relação entre os diferentes manejos da cobertura e da adubação sobre atributos físicos sensíveis a processos de...

In Brazil, a large portion of peanut production is found under conventional soil preparation. Due to the fact that there is a lack in studies related to the cultivation of peanuts in conservationists soil preparation, mainly in the field of losses and mechanized harvesting. Thus, it was aimed to assess the quality of digging and gathering operation...

The performance of the tractor-seeder can be influenced by factors related to the seeder, as loads and crop. The aim of the present study was to evaluate the performance of tractor-seeder at sowing in the corn crop in function of the fertilizer systems (at presowing and at sowing) and those intercropping of crops (corn + bean-Stizolobium deeringian...

RESUMO-As perdas na colheita podem estar relacionadas tanto a colhedora, como também a fatores ligados a cultura como: mau preparo do solo, densidade de plantas, inadequação da época de semeadura são alguns deles. O presente estudo objetivou determinar a influência da velocidade de semeadura no processo de colheita mecanizada de milho, por meio do...

Soil preparation along with its chemical adjustment is the most important step in sugarcane plantation, especially because it provides proper conditions for plant development. The objective of the present research was to evaluate sugarcane response to the application of different phosphorus doses and their location, associated with both minimum soi...

A new concept of fertilizer machine is under development and shows as differential individually fertilizer application, that is sources of N, P and K are applied separately for the purpose of improving the distribution efficiency of the quantities applied. The aim was to compare the quality of the individualized mechanized distribution of N, P and...

The mechanized gathering process of sweeping coffee is extremely important to reduce the losses of fruit not used in the harvesting operation. But this operation usually has a low operational performance and a high cost per unit collected in this way any measures that can effectively reduce costs increase the viability of the operation. In this sen...

The successful establishment of agricultural crops depends on sowing quality, machinery performance, soil type and conditions, among other factors. This study evaluates the operational quality of mechanized peanut sowing in three soil types (sand, silt, and clay) with variable moisture contents. The experiment was conducted in three locations in th...

Supporting results. Data Thesis. https://doi.org/10.6084/m9.figshare.4204665.v1. (RAR)

Sugarcane planters must simultaneously perform furrowing, fertiliser application, seedling metering and furrow covering operations. Thus, the objective of this study was to evaluate the planting operational stages (including furrow opening, size and shape; the uniformity of seedling metering; and furrow closing) as a function of the planting speed...

With the expansion of areas of sugarcane cultivation, mechanised fertilisation is essential for providing improved operational performance, optimising the supply of nutrients and increasing productivity. However, this type of fertilisation may present deficiencies in the area of distribution, such as fluidity, separation, and particle size, among o...

The digging of peanut, which has the pod production in the subsurface, is directly affected by soil conditions, physical or environmental characteristics, at the time of operation and may be the cause of unwanted losses. Therefore, the quality of the operation is very important for minimizing these losses. Thus, this study aimed to evaluate the qua...

Seed quality control is becoming increasingly important, since the market is increasingly competitive. The planting operation process should occur in order to avoid mechanical damage, which may affect the seed quality. This study aimed to evaluate the effect of mechanical damage caused by meter mechanisms (mechanical and pneumatic) on physical and...

Controlar a velocidade de plantio é uma necessidade quando se deseja manter a qualidade na distribuição longitudinal das sementes, garantindo espaçamento adequado entre as plantas.

The mechanical resistance to penetration when related to the water content is an indicator often used of soil compaction, the use of positioning methods for greater accuracy of this review is important. In this context, this study aimed to determine the variability of positioning methods provided by GPS receivers to determine the spatial behavior o...

Advances in agricultural technology have led to the development of active remote sensing equipment that can potentially estimate components of crop production; however, this assessment is still in its early stages for the peanut crop. The objective of this study was to evaluate the normalized difference vegetation index (NDVI) generated by a terres...

The performance of the planter is directly linked to the mechanisms of contact with the soil, more specifically to the furrow openers mechanism. The aim of this study was to evaluate the responses of the soil, machine, and the corn crop, according to furrow openers hoe type and working depths, in an eutroferric Red Latossol and no-tillage system. S...

O controle de qualidade é uma importante estratégia largamente utilizada em muitas indústrias de bens e serviços, porém, ainda pouco difundido no setor agropecuário brasileiro. Diante deste cenário, busca-se neste livro avaliar o potencial de diversas variáveis como Indicadores de Qualidade, utilizando-se diversas operações agrícolas na cultura do...

The no-tillage system optimizes agricultural areas, maintaining the supply of straw and promoting crop rotation and soil conservation. The aim of the present study was to evaluate sowing quality and grain yield of corn intercropped with three forage species of the Urochloa genus associated with two corn population densities. The experiment was cond...

To use a no-tillage system, the producer must know the ideal tool for each condition encountered in the soil. In seeding, the function of the furrow opener is loosening and disturbing the soil, but if the opener lacks the specific geometry for a specific soil condition, the furrow opening angle could be incorrect, leading to compaction due to mirro...

The Handbook "LAMMA" the farmer: mechanized peanut Seeding aims to present to producers and professionals in agriculture, information collected by the authors and some employees, mechanized peanut sowing, based on results obtained in a series of technical experiments and scientific, carried out in the past three years, under the guidance of Prof. D...

Peanut crop (Arachis hypogaea L.) mechanization has been improved over the years; however there are drawbacks that affect the quality of operations. Thus, this article's objectives were to evaluate the operational performance of the mechanized sowing of peanut crop according to seeding densities (10, 14, and 18 seeds m(-1)) and seed sizes (21 and 2...

It is very important to know the types of cover crop managements before starting the deployment of the main crop, because these can influence the grain yield as well as the mechanical harvesting process, occurring losses that may reduce the profitability of the producer. This study aimed to evaluate the agronomic traits of corn and losses in mechan...

A mecanização da cultura do amendoim (Arachis hypogaea L.) vem evoluindo ao longo dos anos, todavia ainda existem empecilhos que afetam a qualidade das operações mecanizadas. Dessa forma, objetivou-se no presente trabalho avaliar o desempenho operacional do conjunto mecanizado trator-semeadora-adubadora na qualidade da semeadura mecanizada de amend...

In a no-tillage system, the timing of beginning to work with agricultural machines and tools is of great importance because it may be the key to the low cost of the operation. This study was conducted to evaluate the fuel consumption of a tractor and the effects of using different types of hoe-type openers on the soil disturbance at two soil moistu...

Corn (Zea mays L.) crop productivity is directly related to the plants establishment which results from the planting operation in the field. The objective of this study was to evaluate two displacement speeds of the tractor seeder set when used to sow seeds of three corn hybrids. The completely ran-domized design with three repetitions per treatmen...

The sizing of the tractor-machine is related to operating performance when running specific job and the quality of the operation. The study aimed to evaluate the operational quality of the tractor-ripper, depending on the water content of soil and depth of work in an Oxisol. A completely randomized in a 2x2 factorial design with 5 replications was...

Due to the many factors that affect the peanut crop, especially the care in the digging and equipment configuration are very important as it may affect significantly the losses in this crop. The aim of this work was to evaluate the losses in peanut digging as a function of different rotations of the digger shaker inverter. The experiment was conduc...

A sustentabilidade do sistema plantio direto está ligada ao uso e ao manejo do solo com o propósito de utilizar tecnologias que promovam o acúmulo de massa seca vegetal no solo porém podem afetar o desempenho das máquinas agrícolas. O objetivo deste trabalho foi avaliar, na semeadura da soja, o desempenho operacional do conjunto trator-semeadora so...

A cultura do amendoim é considerada uma das mais importantes espécies leguminosas, sendo recomendado em programas de rotação de culturas, por ser de ciclo curto (120-140 dias após a semeadura) e totalmente mecanizado. Seu cultivo geralmente é feito em rotação com a cana-de-açúcar no estado de São Paulo, principalmente na região de Jaboticabal, onde...

RESUMO: A colheita mecanizada de amendoim, por suas características peculiares, requer um grande cuidado devido ao alto índice de perdas normalmente encontrado. Diante disso, objetivou-se neste trabalho analisar as perdas no arranquio de amendoim, realizado em quatro teores de água das vagens utilizando-se teste de Chauvenet. O experimento foi real...

The largest losses in mechanical harvesting of peanuts occur during the stage of digging, and its assessment is still incipient in Brazil. Therefore, the aim of this study was to evaluate the quantitative losses and the performance of the tractor-digger-inverter, according to soil water content and plant populations. The experiment was conducted in...

The sustainability of no-tillage system is fully linked to the soil use and management, in order to use technologies that promote the accumulation of dry vegetation in the soil, but it may affect the performance of agricultural machinery. Therefore, the objective of this study was to evaluate in soybean seeding the operational performance of tracto...

The mechanisation of peanut cultivation has evolved over the years, but there are still obstacles that affect the quality of mechanised operations. Among these, sowing is essential for ensuring an adequate plant stand and the successful implantation of crops. The objective of this study was to use Statistical Process Control (SPC) to evaluate the q...

The aim of this work was to evaluate the losses in peanut digging as a function of different rotations of the digger shaker inverter. The visible, invisible and total losses were higher with the increasing of the digger shaker rotation. Objetivou-se neste trabalho avaliar as perdas no arranquio de amendoim em função de diferentes rotações da este...

The use of chisel type openers in no-till planters has become widespread, mainly in areas with clay soils, as an alternative to break the most compact superficial layer. However, in some conditions the efficiency of the chisel opener is not constant due to characteristics of the soil, sowing and even the tillage system. Thus, the aim of this study...

Quality control is used to evaluate processes and products, and is a powerful tool for reducing variability. The objective of this study was to evaluate the quality of green sugarcane (Saccharum spp.) cutting for mechanized harvest, using statistical quality control tools. Cutting height and damage to ratoon stalks caused by different blade and dis...

Due to the many factors that affect the peanut crop (Arachis hypogaea L.), especially at the time of digging, setting the starter becomes very important as it may affect significantly the losses in this crop. The aim of this work was to evaluate the losses in peanut digging as a function of different rotations from digger shaker. The experiment was...

The use of chisel type openers in no-till planters has become widespread, mainly in areas with clay soils, as an alternative to break the most compact superficial layer. However, in some conditions the efficiency of the chisel opener is not constant due to characteristics of the soil, sowing and even the tillage system. Thus, the aim of this study...

Resumo PRINCIPAL COMPONENTS ANALYSIS OF BEAN SOWING OPERATIONS IN RELATION TO THE TILLAGE SYSTEM ABSTRACT: The tillage operation quality may influence the fertilizer-seeders performance, creating the necessity of the evaluation of the sowing operation under different soil conditions. The objective of this study was to evaluate the characteristics...

In any mechanized operation is the common occurrence of losses, and in the case of the harvest is important that these be quantified in order to minimize them. The work aimed was evaluated the influence of spatial quantitative losses (soil, plants and total) in operation mechanically harvested cotton, using frames with collection areas 1.125 m, 2.2...

Among the production stages of the bean plant, harvesting is one of the most important, because it can decisively affect both quality and production costs. Thus, the objective was to assess quality in the mechanized harvesting of beans (Phaseolus vulgaris), grown under conventional tillage and no-tillage systems. The variables analysed were: the no...

O dimensionamento do conjunto trator-implemento relaciona-se com o desempenho operacional. A demanda energética na operação agrícola é importante para o planejamento e estimativa dos custos de produção da cultura. Com este trabalho objetivou-se avaliar o desempenho operacional do conjunto trator-escarificador de 7 hastes, em função do teor de água...

The dimensioning of the agricultural tractor and implements is related to the operating performance. The energy demand of a particular agricultural operation is important for planning and estimating the costs of crop production. The objective of this study was to evaluate the operational performance of the tractor-chisel plow, 7 spindles, depending...

Among the production stages of the bean plant, harvesting is one of the most important, because it can decisively affect both quality and production costs. Thus, the objective was to assess quality in the mechanized harvesting of beans (Phaseolus vulgaris), grown under conventional tillage and no-tillage systems. The variables analysed were: the no...

The use of no tillage system associated with the crop-livestock integration is an alternate managing that promotes the accumulation of dry matter in the soil, an essential fact to make the system sustainable and profitable. The aim of this study was to evaluate the operational performance of a planter-tractor set on maize straws intercropped with U...