Results 21 to 30 of about 528,483 (278)

Requisitos funcionais para registros bibliográficos - FRBR: uma apresentação

open access: yesRDBCI: Revista Digital de Biblioteconomia e Ciência da Informação, 2005
A área de estudos da biblioteconomia, denominada representação descritiva, ou catalogação, tem um histórico de encontros de peritos para estabelecimento de padrões de descrição de documentos, no que tange às regras e formatos.
Fernanda Passini Moreno   +1 more
doaj   +1 more source

Reproductive status effects of pair-housed male pigs on natural, agonistic and sexual behaviours

open access: yesAnimal, 2021
Boar rearing, which avoids pain and suffering caused by surgical castration, provides better performance, a greater deposition of muscle tissue and leaner carcasses and thus has beneficial effects on both animal welfare and the product.
É.R. Santos   +7 more
doaj   +1 more source

Removal of ethinylestradiol by adsorption process from aqueous solutions using entrapped activated carbon in alginate biopolymer: isotherm and statistical studies

open access: yesApplied Water Science, 2019
The aim of this study is to decrease ethinylestradiol contaminants using entrapped activated carbon in alginate biopolymer (AG-AC) by adsorption. Different ethinylestradiol concentrations were prepared in the laboratory.
Soha A. Abdel-Gawad   +1 more
doaj   +1 more source

Selection of Arabic coffee progenies with rust resistance [PDF]

open access: yesCrop Breeding and Applied Biotechnology, 2014
The aim of this study was to select high-yielding coffee progenies with resistance to coffee leaf rust for the State of Paraná (Brazil). Field experiments in a randomized block design were carried out in Itaguajé and Congonhinhas.
Gustavo Hiroshi Sera   +7 more
doaj   +1 more source

Inhibition of sex pheromone production in female lepidopteran moths by 2-halofatty acids

open access: yesJournal of Lipid Research, 1997
Inhibition of sex pheromone production has been observed after topical treatment of pheromonal glands with DMSO solutions of 2-bromohexadecanoic acid, in three lepidopteran insects: Spodoptera littoralis, Thaumotopoea pityocampa, and Bombyx mori.
D Hernanz, G Fabrias, F Camps
doaj   +1 more source

Lower serum insulin-like growth factor 1 concentrations in patients with chronic insomnia disorder

open access: yesFrontiers in Psychiatry, 2023
ObjectivesInsulin-like growth factor 1 (IGF-1) is a crucial neurotrophin that is produced in the brain and periphery and may play an important role in insomnia and mood disorders.
Yanan Zhang   +5 more
doaj   +1 more source

Gas-Phase Complexes of Americium and Lanthanides with a Bis-triazinyl Pyridine: Reactivity and Bonding of Archetypes for F-Element Separations. [PDF]

open access: yes, 2020
Bis-triazinyl pyridines (BTPs) exhibit solution selectivity for trivalent americium over lanthanides (Ln), the origins of which remain uncertain. Here, electrospray ionization was used to generate gas-phase complexes [ML3]3+, where M = La, Lu, or Am and ...
Albrecht-Schmitt, Thomas E   +5 more
core  

Classification of Incidence Scrolls(I) [PDF]

open access: yes, 2000
The aim of this paper is to obtain a classification of scrolls of genus 0 and 1, which are defined by a one-dimensional family of lines meeting a certain set of linear spaces in ${\bf P}^n$.
Cid, Rosa, Pedreira, Manuel
core   +2 more sources

Growth, yield and agronomic efficiency of rice (Oryza sativa L.) cv. IAPAR 117 affected by nitrogen rates and sources

open access: yesActa Agronómica, 2017
The aim of this research was to evaluate two traditional N sources (urea and ammonium sulfate) and an alternative one (sulfamoo) with increasing rates (0, 40, 80, 120 and 160 kg N ha-1, respectively) affecting aspects of upland rice crop cv.
Hector Augusto Sandoval Contreras   +3 more
doaj   +1 more source

Post-Harvest Quality and Sensory Evaluation of Mini Sweet Peppers

open access: yesHorticulturae, 2021
Sweet pepper (Capsicum annuum L.) is one of the most consumed vegetables in the world, being recognized as a food with high nutritional value. Recently, the market for sweet and colorful mini peppers has increased, especially among the most demanding ...
Renata Mussoi Giacomin   +8 more
doaj   +1 more source

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