Results 71 to 80 of about 792,988 (337)

Causal analysis of trade loss from pathogens: A global study of foot and mouth disease impacts on meat exports

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman   +1 more
wiley   +1 more source

Characterization of the on-body path Loss at 2.45 GHz and energy efficient WBAN design for dairy cows [PDF]

open access: yes, 2016
Wireless body area networks (WBANs) provide promising applications in the healthcare monitoring of dairy cows. The characterization of the path loss (PL) between on-body nodes constitutes an important step in the deployment of a WBAN.
Benaissa, Said   +10 more
core   +2 more sources

Severe Occupational Hypersensitivity Pneumonitis: A Case Series of Four Patients Requiring Lung Transplantation

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Hypersensitivity pneumonitis (HP) is an immune‐mediated interstitial lung disease triggered by repeated inhalation of organic or chemical antigens. Occupational exposures account for approximately 19% of all cases. Early diagnosis, identification of the responsible antigen(s), and immediate avoidance of exposure are crucial to prevent ...
Ludwig Frei‐Stuber   +6 more
wiley   +1 more source

Heat stress compromises nutritional quality and flavor of bovine raw milk: Evidence from multi-omics analyses

open access: yesFood Chemistry: X
Heat stress is a growing concern for dairy production under global climate change. This study employed integrated multi-omics approaches to investigate how heat stress affects the antioxidant capacity, microbiota, metabolite profiles, lipid composition ...
Yuchao Zhao   +7 more
doaj   +1 more source

The Diverse Structure and Organization of U.S. Beef Cow-Calf Farms [PDF]

open access: yes
Beef cow-calf production in the United States is widespread, occurring in every State. Nearly 765,000 farms, about 35 percent of the 2.2 million farms in the United States, had a beef cow inventory in 2007. Most of these were small, part-time operations.
Mathews, Kenneth H., Jr.   +1 more
core   +1 more source

Fusing website usability and search engine optimisation

open access: yesSouth African Journal of Information Management, 2014
Background: Most websites, especially those with a commercial orientation, need a high ranking on a search engine for one or more keywords or phrases. The search engine optimisation process attempts to achieve this. Furthermore, website users expect easy
Eugene B. Visser, Melius Weideman
doaj   +1 more source

Effects of different molecular weights of chitosan on methane production and bacterial community structure in vitro

open access: yesJournal of Integrative Agriculture, 2020
As a new feed additive, chitosan has been shown in recent years to have a certain role in reducing methane emissions from the gastrointestinal tracts of ruminants.
Jin-jin TONG   +6 more
doaj   +1 more source

Japanese Black Beef Cow Behavior Classification Dataset

open access: green, 2022
Hiroyuki Ito   +8 more
openalex   +1 more source

Investment Analysis of Alternative Dairy Systems under MILC [PDF]

open access: yes
Three dairy systems, 120-cow grazing, 120-cow conventional, and 600-cow concentrated, were evaluated by internal rate of return (IRR) accounting for the Milk Income Loss Contract (MILC).
Eberle, Phillip R.   +3 more
core   +1 more source

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