Results 41 to 50 of about 2,718,228 (292)

Intoxicação experimental por monofluoroacetato de sódio em bovinos: aspectos clínicos e patológicos Experimental poisoning by sodium monofluoroacetate in cattle: clinical and pathological aspects

open access: yesPesquisa Veterinária Brasileira, 2010
Monofluoracetato de sódio (MF) foi identificado, por cromatografia, em três das doze plantas que causam morte súbita em bovinos no Brasil, incluindo Palicourea marcgravii, a mais importante desse grupo.
Vivian A. Nogueira   +5 more
doaj   +1 more source

Outbreak of Fatal Childhood Lead Poisoning Related to Artisanal Gold Mining in Northwestern Nigeria, 2010. [PDF]

open access: yes, 2011
Background: In May 2010, a team of national and international organizations was assembled to investigate children's deaths due to lead poisoning in villages in northwestern Nigeria.
Abdullahi M. Bashir   +29 more
core   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Estimating the Concentration of Heavy Metals in Oleander/Pink and white Oleander Plants

open access: yesGreenfort International Journal of Applied Medical Science
Oleander is a large ornamental evergreen shrub that may grow 20–25 ft in height. During the summer months’ large clusters of white, pink, red, or yellow (yellow oleander) flowers appear at the ends of the branches.
Abduraouf Alamer Mohamed   +3 more
doaj   +1 more source

Meningoencefalite granulomatosa em bovinos em pastoreio de ervilhaca (Vicia spp) Granulomatous meningoencephalitis in cattle grazing vetch (Vicia spp)

open access: yesPesquisa Veterinária Brasileira, 2004
Meningoencefalite granulomatosa foi observada em 7 de 8 vacas leiteiras adultas afetadas por doença granulomatosa sistêmica associada ao consumo de ervilhaca, embora nenhum dos bovinos afetados apresentasse sinais de distúrbios nervosos.
Raquel R. Rech   +3 more
doaj   +1 more source

On the Poisons of Plant-Lice*

open access: yesAnnals of the Entomological Society of America, 1915
Although applied entomology has made enormous progress during recent years both in its scope and importance, we cannot deny that it has hitherto moved only in certain restricted paths and is therefore in danger of becoming one-sided, for the subject is taken up at present almost exclusively with a study of lifehistories, with parasites and the ...
openaire   +3 more sources

Evaluation of plant poisoning reports.

open access: yes, 2007
This chapter describes the evaluation of plant poisoning reports, focusing on the basic elements of reporting, sections of a report, and a detailed example of reporting deficiencies (taken from a set of five articles by William Hagen and coworkers ...
D. J. Wagstaff
core   +1 more source

Recent Progress in the Phase‐Controlled Synthesis of Ruthenium Nanocrystals for Catalytic Applications

open access: yesAdvanced Materials, EarlyView.
Template effect and kinetic control enable crystal‐phase engineering of Ru nanocrystals, granting access to either metastable fcc‐Ru or stable hcp‐Ru with distinct surface structures, thermal stabilities, and catalytic behaviors. Moreover, the hcp‐Ru can further serve as an epitaxial template to direct Pd and Rh nanocrystals into the metastable hcp ...
Jianlong He   +3 more
wiley   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

Plantas tóxicas para ruminantes e eqüídeos no Norte Piauiense Toxic plants for ruminants and equidae in Northern Piauí

open access: yesPesquisa Veterinária Brasileira, 2010
Este trabalho teve por objetivo realizar um levantamento sobre as plantas tóxicas para ruminantes e equídeos na Mesorregião Norte do Piauí. Foram feitas 71 entrevistas a médicos veterinários, engenheiros agrônomos, técnicos agrícolas e produtores de 16 ...
Gustavo W.S. Mello   +6 more
doaj   +1 more source

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