Results 21 to 30 of about 252,933 (254)

An insight into the sialome, mialome and virome of the horn fly, Haematobia irritans

open access: yesBMC Genomics, 2019
Background The horn fly (Haematobia irritans) is an obligate blood feeder that causes considerable economic losses in livestock industries worldwide. The control of this cattle pest is mainly based on insecticides; unfortunately, in many regions, horn ...
J. M. Ribeiro   +5 more
doaj   +1 more source

Susceptibility of field populations of Haematobia irritans to fipronil in Uruguay [PDF]

open access: yesPesquisa Veterinária Brasileira
: Fipronil was registered in Uruguay in 1997, and, since then, it has been used for the control of Haematobia irritans irritans and Rhipicephalus microplus. The susceptibility of H. irritants to this drug has not been evaluated.
Cecilia Miraballes   +5 more
doaj   +2 more sources

Self-Treatment Methods for Livestock—Backrubbers

open access: yesEDIS, 2012
Back rubbers are a method of pesticide self-treatment for cattle. When bothered by insects or other pests, cattle tend to rub against objects. Backrubbers provide a rubbing surface that is treated with a pesticide. Cattle self-treat during rubbing, which
Emma N. I. Weeks, Phillip E. Kaufman
doaj   +5 more sources

Resistance to Permethrin, β-cyfluthrin, and Diazinon in Florida Horn Fly Populations

open access: yesInsects, 2018
Horn flies, Haematobia irritans, a major cattle pest in the USA, cause substantial economic losses and current control methods rely heavily on insecticides.
Chris J. Holderman   +3 more
doaj   +1 more source

Chemosensory-Related Gene Family Members of the Horn Fly, Haematobia irritans irritans (Diptera: Muscidae), Identified by Transcriptome Analysis

open access: yesInsects, 2020
Horn flies are one of the most significant economic pests of cattle in the United States and worldwide. Chemical control methods have been routinely utilized to reduce populations of this pest, but the steady development of insecticide resistance has ...
Pia Untalan Olafson   +1 more
doaj   +1 more source

The genome of the stable fly, Stomoxys calcitrans, reveals potential mechanisms underlying reproduction, host interactions, and novel targets for pest control

open access: yesBMC Biology, 2021
Background The stable fly, Stomoxys calcitrans, is a major blood-feeding pest of livestock that has near worldwide distribution, causing an annual cost of over $2 billion for control and product loss in the USA alone.
Pia U. Olafson   +38 more
doaj   +1 more source

SemanticST: A Scalable Multi‐Contextual Graph Learning Framework for Uncovering Spatial Niches and Robust Multi‐Sample Integration in Spatial Transcriptomics

open access: yesAdvanced Science, EarlyView.
Technical limitations often let dominant signals overshadow rare cell types and fine‐grained heterogeneity in spatial transcriptomics. SemanticST, a graph neural network using multi‐semantic graph fusion and a novel min‐cut loss, recovers these subtle patterns.
Roxana Zahedi   +7 more
wiley   +1 more source

Chiral Morphing of Liquid Crystal Polymer Networks

open access: yesAdvanced Science, EarlyView.
This paper reviews how macroscopic chirality spontaneously arises from liquid crystal polymer materials. It describes how alignment is utilized to create the mechanical anisotropy, geometric misorientation and asymmetry that leads to chiral shape morphing, how shape selection between helicoids and helices arises, the techniques used to prepare these ...
Laurens T. de Haan
wiley   +1 more source

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Assessing the economic injury threshold and decay of performance after onset due to horn fly abundance in beef cattle

open access: yesFrontiers in Animal Science
Horn flies (Haematobia irritans) are one of the most damaging ectoparasites for the cattle industry due to their negative impact on animal productivity, reproductive efficiency, and overall welfare.
M. Zare   +6 more
doaj   +1 more source

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