Results 41 to 50 of about 413,298 (168)

Intoxicação por Senecio spp. em bovinos no Brasil : revisão de literatura [PDF]

open access: yes, 2018
Poisoning of cattle by plants of the Senecio genus represents an important cause of death in cattle and has important economic repercussions in southern Brazil. This review is intended to provide a detailed review of Senecio spp.
Sonne, Luciana   +4 more
core   +1 more source

Seneciose crônica em ovinos no sul do Rio Grande do Sul

open access: yesPesquisa Veterinária Brasileira, 2011
Descrevem-se dois surtos de intoxicação por Senecio spp. em ovinos a campo no sul do Rio Grande do Sul. A enfermidade ocorreu no ano 2006 em duas propriedades que estavam severamente invadidas pela planta e com acentuada escassez de forragem. A morbidade
F.B. Grecco   +5 more
doaj   +1 more source

Panthaleus major /Duges/ of cereals in Bulgaria [PDF]

open access: yesAgricultural Science and Technology, 2016
. Until recently, Penthaleus major (Dugès) has not been recognized as an economically significant pest for the cereal crops. After climatic changes, its population began to grow and inflict damages around the world.
V. Maneva, D. Atanasova
doaj   +1 more source

No need to seed: restoring species‐rich grassland on former arable fields by natural regeneration

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Over the last century, agricultural intensification has caused substantial losses of semi‐natural species‐rich grasslands. One means of restoring grassland habitat is to abandon farmed land, followed by mowing and/or grazing of the established vegetation to facilitate meadow diversification. Objectives This study investigated post‐
Carl D. Sayer   +3 more
wiley   +1 more source

Megalocitose de células luteínicas grandes de vacas prenhes com seneciose crônica

open access: yesPesquisa Veterinária Brasileira
Diversas espécies de Senecio estão amplamente difundidas nas pastagens de propriedades rurais do Sul do Brasil. Criadores dessa região relatam quedas nos índices reprodutivos dos rebanhos bovinos, muitas vezes de causas não determinadas.
Adriano A. Krabbe   +6 more
doaj   +1 more source

Contribuição ao estudo taxonômico das tribos Astereae no Brasil e Senecioneae (Asteraceae) no estado de Minas Gerais

open access: yesRevista de Biologia Neotropical, 2009
O trabalho está dividido duas partes: a primeira traz a sinopse da tribo Astereae no Brasil; e a segunda apresenta o tratamento taxonômico para a tribo Senecioneae no estado de Minas Gerais.
Aristônio Magalhães Teles
doaj  

Seneciosis in cattle associated with photosensitization

open access: yesPesquisa Veterinária Brasileira, 2014
Senecio spp. poisoning is the main cause of cattle mortality in the central region of Rio Grande do Sul. This paper reports an outbreak of seneciosis in cattle with high prevalence of photosensitization, where 83 out of 162 cows (51.3%) presented this ...
Paula R. Giaretta   +7 more
doaj   +1 more source

Comparing impacts of two restoration approaches on wild bee assemblages and their habitats in a coastal sandy ecosystem

open access: yesEcosphere, Volume 17, Issue 10, October 2026.
Abstract Wild bees, main providers of vital pollination services to wild and crop plants, are in decline in many ecosystems. Habitat restoration, a key strategy for wild bee conservation, encompasses a range of approaches including assisted spontaneous regeneration (“passive restoration”), consisting primarily of the removal of human‐mediated ...
Karmit Levy   +4 more
wiley   +1 more source

Especies del género Frankliniella (Thysanoptera: Thripidae) registradas en la Argentina, una actualización

open access: yesRevista de la Facultad de Ciencias Agrarias, 2022
Este trabajo proporciona una clave ilustrada para 21 especies de Frankliniella registradas para la Argentina, incluyendo tres citas nuevas: Frankliniella graminis Cavalleri & Mound, colectado sobre Sorghum halepense; Frankliniella otites Berzosa ...
Carlos Manuel de Borbón
doaj  

Global Bioregionalisation of Invasive Angiosperms

open access: yesJournal of Biogeography, Volume 53, Issue 9, September 2026.
ABSTRACT Aim Understanding global patterns in plant invasions is critical for improving our understanding of plant biogeography and for informing conservation strategies. However, the bioregional structure of invasive angiosperms remains unresolved globally.
Lorena Gali   +3 more
wiley   +1 more source

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