Results 41 to 50 of about 17,391 (181)

Development of New Measurements and Tools to Mitigate Fescue Toxicosis in Beef Cattle [PDF]

open access: yes, 2018
The objective of this study was to identify new ways to determine the severity of fescue toxicosis and identify genetic differences in fescue impacted traits as a basis in understanding how cattle could be selected for tolerance to fescue toxicosis.
Poole, Daniel   +6 more
core   +1 more source

Rumen and Serum Metabolomes in Response to Endophyte-Infected Tall Fescue Seed and Isoflavone Supplementation in Beef Steers

open access: yesToxins, 2020
Fescue toxicosis impacts beef cattle production via reductions in weight gain and muscle development. Isoflavone supplementation has displayed potential for mitigating these effects.
Taylor B. Ault-Seay   +10 more
doaj   +1 more source

Asexual Epichloë Fungi—Obligate Mutualists

open access: yesEncyclopedia, 2021
Asexual Epichloë are obligate fungal mutualists that form symbiosis with many temperate grass species, providing several advantages to the host. These advantages include protection against vertebrate and invertebrate herbivores (i.e., grazing livestock ...
John R. Caradus   +4 more
doaj   +1 more source

Variability of Ergovaline and Total Ergot Alkaloid Expression among Endophytic Tall Fescue Cultivars

open access: yesCrop Science, Volume 59, Issue 6, Page 2866-2875, November-December 2019., 2019
ABSTRACT Tall fescue (Lolium arundinaceum [Schreb.] Darbysh.) is one of the most widely grown grasses in the United States. Most plants are infected with an endophyte, Epichloë coenophiala Bacon and Schardl. This endophyte produces high concentrations of ergot alkaloids, which cause fescue toxicosis in livestock. The economic losses to the US livestock
S. Leanne Dillard   +2 more
wiley   +1 more source

Transcriptome Analysis and Differential Expression in Tall Fescue Harboring Different Endophyte Strains in Response to Water Deficit

open access: yesThe Plant Genome, Volume 12, Issue 2, June 2019., 2019
Two tall fescue [Lolium arundinaceum (Schreb.) Darbysh. = Schedonorus arundinaceus (Schreb.) Dumort. = Festuca arundinacea var. arundinacea Schreb.] plant genotypes with an Epichloë coenophiala (Morgan‐Jones & W. Gams) C.W. Bacon & Schardl common toxic endophyte (CTE), one with a nontoxic strain (NTE19) and one with another Epichloë species (FaTG‐4 ...
Randy D. Dinkins   +4 more
wiley   +1 more source

Publisher's Report 2022: Vadose Zone Journal

open access: yes, 2023
Vadose Zone Journal, Volume 22, Issue 3, May/June 2023.
wiley   +1 more source

Elevated temperature and increased precipitation alter isoflavone concentrations and biomass of red clover

open access: yesCrop Science, Volume 66, Issue 4, July/August 2026.
Abstract Red clover (Trifolium pratense L.) is a widely grown perennial forage legume that supports sustainable livestock production through its high nutritive value and bioactive isoflavones. Future climate change, particularly warming and increased rainfall, may influence forage accumulation and isoflavone concentrations.
Palash Mandal   +5 more
wiley   +1 more source

Status of On‐Farm Artificial Insemination Services and Effectiveness of Oestrus Synchronization in Dairy Cattle Under Small‐Scale Dairy Farming System

open access: yesVeterinary Medicine and Science, Volume 12, Issue 4, July 2026.
Cross‐sectional survey and retrospective data on the oestrus synchronization were collected and analysed. The predominant mating system practiced by dairy farmers was AI (55.6%), and 73.5% of farmers apply controlled mating. The highest response rate and pregnancy rate were 89.5% and 45.2%, respectively, whereas a birth rate of 9.6%–18.5% was obtained.
Temesgen Milkias   +2 more
wiley   +1 more source

The Vulnerability of New Zealand Forage Plants to Incursions by New Pests, Pathogens and Weeds, and the Case for Greater Protection

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 1, February 2026.
We outline the diversity of pests, weeds and plant pathogens absent from New Zealand that threaten forage production, examine their potential import pathways, and outline the challenges of managing them should they arrive. The number and diversity of threats and pathways indicates ongoing incursions are inevitable.
Craig B. Phillips   +9 more
wiley   +1 more source

A comparison of four methods for determining pasture botanical composition

open access: yesGrassland Research, Volume 4, Issue 3, Page 260-268, September 2025.
The objective of this study was to determine an accurate and efficient method for researchers and/or practitioners to monitor botanical composition. The evaluation methods included visual estimation (top left), occupancy grid (top right), point quadrat (bottom left), and step point (bottom right).
Echo E. Gotsick   +4 more
wiley   +1 more source

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