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Surnames Derived from the Terminology of Iron Processing [PDF]

open access: yesPhilologia, 2023
Iron processing on the territory of Romania has been known since the first half of the second millennium B.C. Iron represented the raw material for tool making.
Teodor OANCĂ
doaj   +1 more source

Effects of dosing non-toxigenic Clostridia on the bacterial populations and immunological responses in the intestinal tract of lactating dairy cows

open access: yesFrontiers in Microbiology, 2023
Understanding the effects of dosing non-toxigenic Clostridia to cows is rare and has received little attention so far. In the present study, a total of eight lactating dairy cows were divided in two groups: control (n = 4) or Clostridia challenged (oral ...
Hye Won Kim   +8 more
doaj   +1 more source

Ruminal bacterial communities differ in early-lactation dairy cows with differing risk of ruminal acidosis

open access: yesFrontiers in Microbiomes, 2023
IntroductionEarly-lactation Holstein cows (n= 261) from 32 herds in three regions (Australia, California, and Canada) were previously categorized using a discriminant analysis model as being at a high (26.1% of cows), medium (26.8% of cows), or low risk (
Helen Marie Golder   +6 more
doaj   +1 more source

The Compaction of Energy and Properties of Roller-Compacted Concrete Pavement with Fillers

open access: yesSlovak Journal of Civil Engineering, 2022
This case study aims to investigate the effects of compaction methods on the mechanical behavior of roller compacted concrete pavement (RCCP) mixtures, which consist of the replacement of different cement by 0%, 5%, and 10% limestone by volume fraction ...
Saoudi Nacira   +3 more
doaj   +1 more source

Theoretical determination of the speed and number of revolutions of the grain grinder hammer propeller [PDF]

open access: yesE3S Web of Conferences, 2023
A mini grain grinder device was created for small farms, which is used to prepare feed by grinding grains. The main working organ of the grain grinder is a propeller with a hammer, and the grinding of grains during the work process depends on the ...
Karshiev Fakhridin U.   +3 more
doaj   +1 more source

DEM SIMULATION AND EXPERIMENT OF CORN GRAIN GRINDING PROCESS

open access: yesEngenharia Agrícola, 2021
To improve the working performance of hammer mill, cutting-edge hammer and oblique hammer were designed in this study. The advantages of new hammers were theoretically analyzed.
Di Wang   +4 more
doaj   +1 more source

Clearance of an amyloid-like translational repressor is governed by 14-3-3 proteins

open access: yesCell Reports, 2022
Summary: Amyloids are fibrous protein aggregates associated with age-related diseases. While these aggregates are typically described as irreversible and pathogenic, some cells use reversible amyloid-like structures that serve important functions.
S. Grace Herod   +4 more
doaj   +1 more source

A hammer is a hammer is a hammer [PDF]

open access: yesScience, 2017
Cognitive Science![Figure][1] Children begin to understand the difference between institutional objects (such as money) and standard artifacts (such as hammers) at a young age. PHOTO: [ISTOCK.COM][2]/DANCHOOALEX Hammers are designed to strike other objects, such as a nail or a rivet ...
openaire   +1 more source

Dietary Supplementation With Bacillus subtilis Direct-Fed Microbials Alters Chicken Intestinal Metabolite Levels

open access: yesFrontiers in Veterinary Science, 2020
Direct-fed microbials (DFMs) are dietary supplements containing live microorganisms which confer a performance and health benefit to the host, but the mechanisms are unclear.
Inkyung Park   +5 more
doaj   +1 more source

Design of tension control system for fiber placement equipments

open access: yesJournal of Hebei University of Science and Technology, 2015
Aiming at the tension control requirements of automatic fiber placement equipments and the problems of traditional tension control system, the hammer tension control system is designed.
Hongjie CHANG   +3 more
doaj   +1 more source

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