Browsing Agricultural Sciences by Title
Now showing items 3108-3127 of 3899
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Quality of drained waters of the irrigated rice frames during the establishment of pre-germinated cultivation system
(2021) [Journal article]Irrigated rice (Oriza sativa L.) pre-germinated production systems occupy approximately 100 thousand ha, annually cultivated in Rio Grande do Sul State, mainly in poorly drained areas, and with infestation of competing ... -
Quality of fresh and cryopreserved semen and their influence on the rates of fertilization, hatching and quality of the larvae of Piaractus mesopotamicus
(2018) [Journal article]In this work, the seminal parameters of P. mesopotamicus were evaluated fresh and after cryopreservation, focusing on the sperm variables that affect the rates of fertilization, hatching and post-hatching parameters such ... -
Quality of processing tomato fruits in competition with Solanum americanum
(2015) [Journal article]Five experiments were conducted to evaluate the hypothesis that Solanum americanum density and time of coexistence affect the quality of processing tomato fruit. The tomato crop was established using either the direct ... -
Quality of the forage apparently consumed by beef calves in natural grassland under fertilization and oversown with cool season forage species
(2012) [Journal article]The objective of this study was to evaluate the chemical composition of the forage apparently consumed by steers in a natural grassland on region of Campanha, in Rio Grande do Sul, Brazil, subjected or not to different ... -
Quantidade e preço do maracujá comercializado nas Ceasas do Rio Grande do Sul, Santa Catarina e Paraná
(1994) [Journal article]Estudaram-se as quantidades e os preços médios mensais e anuais do maracujá comercializado nas CEASAS do Rio Grande do Sul e Paraná de 1981 a 1990 e na CEASA do Santa Catarina de 1987 a 1990. As quantidades de maracujá ... -
Quantificação dos conídios produzidos por Pyrenophora chaetomioides em folhas mortas de Avena sativa em condições de campo
(2003) [Journal article]Procurou-se quantificar a produção de conídios por Pyrenophora chaetomioides sobre folhas mortas de aveia branca (Avena sativa), e relacionar essas observações com as condições de temperatura e precipitação ocorridas no ... -
Quantification of biofilm production on polystyrene by listeria, Escherichia coli and Staphylococcus aureus n isolated from a poultry slaughterhouse
(2010) [Journal article]This study assessed biofilm formation on polystyrene by Staphylococcus aureus, Listeria monocytogenes, L. welshimeri and Escherichia coli, isolated from a slaughtering plant, grown on tryptic soy broth (TSB) using different ... -
A queima das pastagens naturais : efeitos sobre o solo e a vegetação
(2003) [Journal article]Os efeitos do fogo e de alternativas de manejo sobre o solo e vegetação de pastagens naturais foram revisados a partir de diversos trabalhos, juntando observações pessoais desenvolvidas por quase quarenta anos em regiões ... -
Quérion causado por Microsporum gypseum em um cão.
(2006) [Journal article]Quérion (dermatofitose nodular) é uma apresentação clínica de micose cutânea caracterizada por uma dermatite profunda que varia de uma reação granulomatosa até piogranulomatosa, com aspecto de nódulo edematoso, circular e ... -
Quillaja brasiliensis saponin-based nanoparticulate adjuvants are capable of triggering early immune responses
(2018) [Journal article]Commercially available saponins are extracted from Quillaja saponaria barks, being Quil A® the most widely used. Nanoparticulate immunostimulating complexes (ISCOMs or ISCOMATRIX) formulated with these, are able to stimulate ... -
Rabbits as animal models for anti-tick vaccine development : a global scenario
(2023) [Journal article]Studies evaluating candidate tick-derived proteins as anti-tick vaccines in natural hosts have been limited due to high costs. To overcome this problem, animal models are used in immunization tests. The aim of this article ... -
Rabdomiossarcoma alveolar em papagaio (Amazona aestiva)
(2007) [Journal article]Uma ampla variedade de doenças neoplásicas é vista em espécies de aves de estimação, sendo que freqüentemente se apresentam como massas ou lesões que ocupam espaço, tendo suas aparências variadas e, com isso, devem ser ... -
Rainfall climatology, variability, and trends in Veranópolis, Rio Grande do Sul, Brazil
(2019) [Journal article]The objective of this study was to characterize the rainfall climatology in Veranópolis, Rio Grande do Sul, Brazil, through analyses of means, variabilities related to El Niño Southern Oscillation (ENSO), and temporal ... -
Raiva em bovino associada a intoxicação espontânea por Sida carpinifolia
(2012) [Journal article]Dois bovinos, fêmeas, mestiças, 6 anos (caso 1) e 18 meses (caso 2) de idade mantidos em pastagem com intensa invasão por S. carpinifolia apresentaram dificuldade locomotora com inicio nos membros pélvicos progredindo para ... -
Raiva em equino no município de Porto Alegre - RS, Brasil
(2010) [Journal article]Background: rabies is a fatal zoonosis caused by a highly neurotropic RNA virus which causes neurological signs and that is distributed almost worldwide. Rabies affects domestic and wild animals and this is a disease ... -
Ramos colaterias do arco aórtico e suas principais ramificações em coelho da raça Nova Zelândia (Oryctolagus cuniculus)
(2013) [Journal article]Neste trabalho, sistematizaram-se os ramos colaterais do arco aórtico e suas principais ramifi cações, utilizando 30 coelhos da raça Nova Zelândia. O sistema arterial foi preenchido com látex corado em vermelho através da ... -
Rangeliosis: histopathological analysis, hematology and molecular detection of canine Rangelia vitalii in Rio Grande do Sul, Brazil
(2017) [Journal article]In the period from January 2004 to December 2015, 56 dogs were diagnosed with rangeliosis in the Setor de Patologia Veterinária at Universidade Federal do Rio Grande do Sul (SPV-UFRGS). The main hematological abnormalities ... -
Rapid diagnosis of resistance to imidazolinone herbicides in barnyardgrass (Echinochloa crus-galli) and control of resistant biotypes with alternative herbicides
(2013) [Journal article]The resistance of barnyardgrass (Echinochloa crus-galli) to imidazolinone herbicides is a worldwide problem in paddy fields. A rapid diagnosis is required for the selection of adequate prevention and control practices. The ... -
Rapid reduction of herbicide susceptibility in junglerice by recurrent selection with sublethal dose of herbicides and heat stress
(2020) [Journal article]Global climate change, specifically rising temperature, can alter the molecular physiology of weedy plants. These changes affect herbicide efficacy and weed management. This research aimed to investigate the combined effect ...