RSS 1.0Departamento de Solos e Recursos Ambientais
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Evaluation of Silicon Bioavailability in Soil with Different Chemical Extractants
Meirelles, Guilherme Constantino
; Deus, Angélica Cristina Fernandes ; Fernandes, Dirceu Maximino ; Bull, Leonardo Theodoro (Silicon, 2022) [Artigo]
Aim: This study was developed to examine the extracting power and efficiency of different methods in order to identify those that best correlate the available Si in the soil with Si uptake by plants. Methods: We evaluated ... -
Classificação de usos da terra por análise discriminante multigrupos
Filgueiras, Roberto; ; Landim, Paulo Milton Barbosa ; Zimback, Célia Regina Lopes (Geociencias, 2016) [Artigo]
The discrimination of different land uses based on satellite data is a widely used procedure, mainly because of processing speed and low cost of realization, depending on the sensor used. The process becomes complex when ... -
Physiological, biochemical and nutritional changes in soybean in response to application of steel slag
da Silva, Alessandra Vieira; Deus, Angélica Cristina Fernandes ; de Souza, Mara Lúcia Cruz ; Broetto, Fernando ; Büll, Leonardo Theodoro (Australian Journal of Crop Science, 2021) [Artigo]
Steel slag is a powdery industrial residue that has CaO, MgO and SiO2 in its composition, which enables its use in agriculture for soil acidity correction. Most studies involving this residue have focused on understanding ... -
Effect of soil type on wood chemical constituents and calorific values of 33-year-old Corymbia citriodora
De Lima Vieira, Willyam; ; ; ; Guerrini, Iraê Amaral ; ; (Scientia Forestalis/Forest Sciences, 2021) [Artigo]
Red Latosol (LV), Red Nitosol (NV) and Quartzarenic Neosol (RQ) have different physical and chemical characteristics, as well as water holding capacity. This study aimed to determine how such differences cause changes in ... -
Sewage sludge as a pedotechnomaterial for the recovery of soils compacted by heavy machinery on Eucalyptus commercial plantation
Guerrini, Iraê Amaral; ; ; ; ; ; ; ; ; Roder, Ludmila Ribeiro et al. (Journal of Cleaner Production, 2021) [Artigo]
Commercial forestry activities featuring heavy machinery and intensive traffic represent one of the most common degradation processes in infertile Tropical soils. This research aimed to evaluate the potential of sewage ... -
Effects of water management and composted sewage sludge substrates on the growth and quality of clonal Eucalyptus seedlings
; Da Silva, Richardson Barbosa Gomes; De Moura D'Andrea Mateus, Caroline ; Boas, Roberto Lyra Villas ; Da Silva, Magali Ribeiro (Floresta, 2020) [Artigo]
Effects of water management and composted sewage sludge substrates on the growth and quality of eucalyptus cuttings. This study aimed to evaluate the effect of substrates made of composted sewage sludge and irrigation ... -
Efficiency of fluid organomineral fertilizer with pig slurry in nitrogen and phosphorus availability
Grohskopf, Marco André; Cruz, Caio Vilela ; Eloy, Natália Rodrigues Ferreira ; Fernandes, Dirceu Maximino ; Büll, Leonardo Theodoro ; (Revista de Ciencias Agroveterinarias, 2020) [Artigo]
The use of pig slurry (PS) in fluid fertilizer formulation, for nitrogen (N) and phosphorus (P) supply, consists of an innovative technology due to this waste reuse in the environment. The objective of this study was to ... -
Estimation of soil loss by sheet and rill erosion in Perobas stream watershed (São Paulo State) in 1962 and 2011
Demarchi, Julio Cesar; Piroli, Edson Luís ; Zimback, Célia Regina Lopes (RA'E GA - O Espaco Geografico em Analise, 2019) [Artigo]
Soil erosion is one of the main forms of farming land degradation as it causes a negative impact on both food production and conservation of natural resources such as soil and water. The erosion quantification by means of ... -
Corn fertilization with triple superphosphate in a Typic Hapludox soil under the residual effect of alternative phosphorus sources
Cruz, Caio Vilela; Fernandes, Dirceu Maximino ; Grohskopf, Marco Andre ; Cruz, Igor Vilela (Revista de Ciencias Agroveterinarias, 2018) [Artigo]
In variable-charge soils, the use of alternative phosphorus sources may influence further soluble phosphate fertilization. This study aimed to evaluate phosphorus (P) availability for corn plants in response to triple ... -
Rendimento de massa de matéria seca e relação c/n da aveia preta em função do lodo de esgoto e adubação nitrogenada
Lobo, Thomaz Figueiredo; Grassi Filho, Helio ; Bull, Leonardo Theodoro (Bioscience Journal, 2012) [Artigo]
The final display of sewage sludge has been characterized as one of the most relevant environmental problems in the cities; it daily increases in both developed and developing countries, resulting in larger collection ... -
Lodo de esgoto na recuperação de áreas degradadas: Efeito nas características físicas do solo
Sampaio, Thalita Fernanda; Guerrini, Iraê Amaral ; Backes, Clarice ; Heliodoro, Julia Carolina Athanázio ; Ronchi, Helena Souza ; Tanganelli, Kaliana Moro ; ; (Revista Brasileira de Ciencia do Solo, 2012) [Artigo]
The recovery of degraded areas is a slow process and requires the addition of organic residues to improve the soil physical properties. It is known that sewage sludge has a high content of organic matter and nutrients, ... -
Soil fertility and nutritional status of 'Ponkan' mandarin under solid organic residues and chemical fertilization
; Filho, Hélio Grassi; Santos, Jacqueline C. ; Penteado, Bruna B. (Revista Brasileira de Engenharia Agricola e Ambiental, 2011) [Artigo]
The objective of this research was to evaluate some soil chemical attributes and the nutritional status of 'Ponkan' mandarin managed with organic residues and chemical fertilization. The experiment was carried out at the ... -
Interferência do hipoclorito de sódio na absorção de macro e micronutrientes nas culturas da soja e do feijão
da Silva, José Iran Cardoso; Fernandes, Dirceu Maximino ; Pereira, Maria Renata Rocha ; Léles, Érica Pontes ; da Silva Pereira, Francisco Rafael ; Cruz, Simério Carlos Silva (Bioscience Journal, 2010) [Artigo]
The objective of this work was to evaluate the effect of the sodium hypochlorite application in different levels in the fresh and dry biomass and in the uptake of macronutrients and micronutrients in plants of soybean and ... -
Sewage sludge levels on the development and nutrition of sunflower plants
Figueiredo Lobo, Thomaz; Grassi Filho, Helio (Revista de la Ciencia del Suelo y Nutricion Vegetal, 2009) [Artigo]
This study aimed to evaluate the effect of substituting chemical nitrogen (N) fertilization for equivalent N levels from sewage sludge of Wastewater Treatment Plant (WTP) on sunflower plant development. Nutrient levels in ... -
Thermal characteristics of lignin residue from industrial processes
(BioResources, 2014) [Resenha]Many pulp mills and biorefineries today are focusing on the utilization of their residual lignin for economic return. Although lignin can be burned to produce energy, it also has the potential for the production of value-added ... -
Downward atmospheric longwave radiation in the city of são paulo
(AIP Conference Proceedings, 2009) [Trabalho apresentado em evento]This work evaluates objectively the consistency and quality of a 9 year dataset based on 5 minute average values of downward longwave atmospheric (LW) emission, shortwave radiation, temperature and relative humidity. All ... -
A new algorithm to estimate sky condition based on 5 minutes-averaged values of clearness index and relative optical air mass
(Theoretical and Applied Climatology, 2007) [Artigo]This work describes a new algorithm to characterize sky condition in intervals of 5min using four categories of sun exposition: apparent sun with cloud reflection effects; apparent sun without cloud effects; sun partially ... -
PHYSICAL AND CHEMICAL CHARACTERIZATION OF IN COCONUT HUSK FIBER SUBSTRATE AFTER THE CULTIVATION OF PEPPER IN A HYDROPONIC SYSTEM WITH WATER REUSE AND DIFFERENT DEPHTS OF NUTRIENT SOLUTION
De Carvalho, Renata Da Silva Cuba; De Melo, Mara Rúbia Mendes ; De Sousa, Francielly Guieiro Gomes ; Filho, Luís Roberto Almeida Gabriel ; Klar, Antonio Evaldo ; Filho, Hélio Grassi (IRRIGA, 2021) [Artigo]
This work aimed to characterize the physical and chemical characteristics of the coconut husk fiber substrate before and after its use with the pepper crop, cultivated in pots with a nutritive solution prepared with reuse ... -
Phenology, bunch morphology and must quality of five grapevine hybrids grafted onto two rootstocks
; ; Juliano, Pedro Henrique Gatto; ; ; Tecchio, Marco Antônio ; (Bragantia, 2021) [Artigo]
Phenology, bunch morphology, and must quality are essential factors to the selection of grapevine cultivars for winemaking. This study aimed to evaluate five grapevine hybrids grafted onto two rootstocks, looking for fruit ... -
Absorption of macronutrients and sodium by tomatoes submitted to normal and water deficient irrigation schemes using various concentrations of wastewater
DE SOUSA, Francielly Guieiro Gomes; DE CARVALHO, Renata Da Silva Cuba ; DE MELO, Mara Rúbia Mendes ; Filho, Hélio Grassi (IRRIGA, 2021) [Artigo]
The high worldwide demand for water use in economic development and domestic consumption has led to studies on the agricultural use of wastewater that can help minimize the problem of scarcity of this resource. This study ...