Buscar
Mostrando ítems 31-40 de 305
Water table effects on bean yield and nitrate distribution in the soil profile
(2008-07-01)
In order to evaluate the bean yield under different water table levels as well as the moisture and nitrate distribution in the soil profile, a field experiment was carried out in the experimental area of the College of ...
Crustal and Mantle Structure Beneath the Southern Payenia Volcanic Province Using Gravity and Magnetic Data
(American Geophysical Union, 2019-01)
The Auca Mahuida volcanic field lies on the southernmost Payenia Volcanic Province, one of the broadest retroarc volcanic plateaux in the southern Central Andes (~38°S). This voluminous basaltic flooding of Quaternary age ...
Efeito da velocidade de carbonização na composição química do extrato pirolenhoso da madeira de eucalipto (Eucalyptus urophylla x Eucalyptus grandis) e Jurema Preta (Mimosa tenuiflora (Wild.) Poir.)
(BrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM CIÊNCIAS FLORESTAIS, 2018-11-29)
Among the parameters used in the biomass carbonization process, the heating rate is one of
the most important changes in the gravimetric yield of the products obtained. In face of it, the
purpose of this study was to ...
Comparación de dos métodos agronómicos y uno geofísico para la determinación del estatus hídrico de suelo y planta en condiciones naturales y de cultivos frutales
(2023)
The current mega drought in Chile represents a major problem for fruit crops of the central regions and its native vegetation, the sclerophyll forest. The traditional methods to determine soil water status used in agriculture ...
Effects of storage temperature on the technological and sensory properties of integral rice with pericarp brown, black and red
(Universidade Tecnológica Federal do Paraná (UTFPR), 2016)
Contribuição ao estudo das células a combustível: síntese e caracterização do monômero 2,2'-dialilbisfenol-A (ABFA) para a obtenção de membranas trocadoras de prótons baseadas em poli(arileno éter sulfona)s sulfonadas reticuladas
(Universidade Federal de Minas GeraisUFMG, 2010-11-25)
In the present work, a methodology of synthesis and characterization of the monomer 2,2- dialylbisphenol A ABFA was developed, aiming at getting a precursor, with adequate purity, for obtaining cross-linked membranes based ...
Resíduos de cama de frango para fabricação de biochar
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Planejamento e Uso de Recursos Renováveis - PPGPUR-SoCâmpus Sorocaba, 2019-12-04)
Brazil has a large generation of poultry litter, as a result of its worldwide prominence in the production of broiler chicken. The poultry litter biomass generates considerable environmental impacts according to its volume ...
Aspectos da produtividade do feijão correlacionados com atributos físicos do solo sob elevado nível tecnológico de manejo
(Sociedade Brasileira de Ciência do Solo, 2010-12-01)
No ano agrícola de 2006/07, no município de Selvíria (MS), foi analisada a produtividade do feijão em função de alguns atributos físicos de um Latossolo Vermelho distroférrico, cultivado nas condições de elevado nível ...
Inter-relações da produtividade de cana soca com a resistência à penetração, umidade e matéria orgânica do solo
(Universidade Federal de Viçosa (UFV), 2014-04-01)
The sugarcane crop plays an important role on Brazilian economy,, especially in the aspect related to alternative energy sources. Yield of ratoon cane (2nd cycle) was evaluated in relation to resistance to penetration, ...