Results 31 to 40 of about 6,906 (124)

Efeito do cobre na atividade da enzima pirogalol peroxidase em plantas de Myriophyllum aquaticum cultivadas em solução nutritiva Effect of copper on the activity of pirogalol peroxidase in Myriophyllum aquaticum plants cultivated in nutritives solution

open access: yesPlanta Daninha, 2005
Myriophyllum aquaticum é uma planta perene, herbácea, que pode se desenvolver totalmente submersa ou com a porção terminal dos ramos acima da superfície da água. É também considerada uma planta daninha que possui elevado potencial de colonização, o qual,
V.D. Domingos   +4 more
doaj   +1 more source

Perceived costs as drivers of wildlife management preferences in rural Tanzanian communities

open access: yesConservation Biology, Volume 40, Issue 4, August 2026.
Abstract Effectively managing human–wildlife interactions is crucial for fostering coexistence on shared landscapes. Management options are most effective when aligned with the preferences of people directly affected by wildlife, yet little is known about how socioecological factors influence these preferences.
Christian Kiffner   +10 more
wiley   +1 more source

Design and Implementation of an Automated Safety Control System for the Jocelyn Bell Burnell Radio Telescope

open access: yesRadio Science, Volume 61, Issue 7, July 2026.
Abstract Large parabolic antennas used in radio astronomy are mechanically vulnerable to high wind loads, which can compromise both structural integrity and pointing calibration. We present the design, implementation, and validation of an automated safety control system for the 4.5 m Jocelyn Bell Burnell radio telescope at the Public University of ...
Rubén Benítez   +2 more
wiley   +1 more source

Germinação e crescimento inicial de variedades de sorgo forrageiro submetidas ao estresse salino [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2014
O objetivo deste trabalho foi avaliar a tolerância à salinidade de seis variedades de sorgo forrageiro a partir da porcentagem de germinação e do crescimento inicial das plântulas submetidas a seis níveis de salinidade.
Daniela S. Coelho   +5 more
doaj  

Potential of sunflower, castor bean, common buckwheat and vetiver as lead phytoaccumulators

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2016
Studies concerning the tolerance, absorption and distribution of heavy metals in plants are essential for the success of phytoremediation programs. The present study was carried out in order to evaluate the potential of the sunflower, castor bean, common
Jailson do C. Alves   +5 more
doaj   +1 more source

Long‐term aridity shapes grassland drought resistance and modulates the roles of plant diversity and functional composition

open access: yesJournal of Ecology, Volume 114, Issue 7, July 2026.
Widely studied stability drivers such as plant diversity and functional composition have only partial explanatory power for short‐term drought resistance of above‐ground productivity in grasslands at a global scale. The abiotic context, particularly long‐term aridity, is crucial for understanding ecosystem responses to rainfall variation and can ...
Diana Bertuol‐Garcia   +44 more
wiley   +1 more source

37. Obstrução Crónica das Vias Aéreas Tolerância ao exercício âprova de 6 minutos de marcha - Marcador do impacto da doença?

open access: yesRevista Portuguesa de Pneumologia, 2003
Introdução â A obstrução crónica das vias aéreas deve ser entendida como uma doença global integrada nas suas vertentes local (pulmonar) e sistémica. A função pulmonar não é mais isoladamente critério de gravidade ou impacto da doença.
António Caiado   +4 more
openaire   +1 more source

Efficacy and welfare effects of different forms of physical restraint for upper airway endoscopy of horses

open access: yesEquine Veterinary Journal, Volume 58, Issue 4, Page 1103-1115, July 2026.
Abstract Background Physical restraint of horses for veterinary procedures is necessary to allow completion of tasks effectively and without injury to patient or personnel. Objectives To compare physiological effects and behavioural responses to four commonly used restraint techniques for upper respiratory tract (URT) endoscopy in unsedated horses ...
Claire O'Brien   +5 more
wiley   +1 more source

Atividade relativa da catalase de losna-branca (Parthenium hysterophorus) comparada à de outras espécies daninhas Catalase relative activity of ragweed (Parthenium hysterophorus) compared to that of other weed species

open access: yesPlanta Daninha, 2012
Este trabalho foi desenvolvido com o objetivo de avaliar a atividade relativa da catalase em extrato aquoso de losna-branca (Parthenium hysterophorus), bem como comparála à atividade da catalase de outras espécies daninhas.
S.J.P. Carvalho   +5 more
doaj   +1 more source

Resistência ao carrapato E tolerância ao calor em bovinos III. taxa de sudação

open access: yesBoletim de Indústria Animal, 2012
O artigo não apresenta resumo em português.
Cecília José Veríssimo   +5 more
openaire   +6 more sources

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