Results 111 to 120 of about 220 (158)

Effects of Shade and Concentrate Supplementation on Heat Tolerance, Metabolic, and Hematological Responses of Holstein Cows in a Semi‐Arid Environment

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 3, June 2026.
This study evaluated heat tolerance and biochemical and haematological responses of Holstein cows exposed to different environmental conditions (full sun or shade) and feeding regimens (with or without concentrate) in the semi‐arid region of Brazil. Sixteen adult cows were distributed across four treatments.
David Ramos da Rocha   +11 more
wiley   +1 more source

Milk Yield and Composition Curves During the Postweaning Machine‐Milking Period in Red Deer Hinds

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 3, June 2026.
Deer milk is a dairy product valued for its unique composition and market potential. Research into deer lactation dynamics remains limited. In this study, 4,386 test‐day records from 170 red deer (Cervus elaphus L.) hinds in New Zealand were used to model the milk yield and composition curves using random regression models based on Legendre polynomials.
Qinyi Luo   +7 more
wiley   +1 more source

Occurrence of subclinical endometritis and oestrus characteristics in repeat breeder cows

open access: yesJournal of Veterinary and Animal Sciences
The present research work was carried out to study the occurrence of subclinical endometritis, oestrus characteristics such as duration and intensity of oestrus and physical properties of oestrual mucus in repeat breeder (RB) cows and its association with age of the animal.
P. Guruvandana   +6 more
openaire   +1 more source

Carbon Accounting at the Farm Level: Scenarios to Achieving Net‐Zero Status

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 2, June 2026.
ABSTRACT The global transition toward net‐zero agriculture requires robust, location‐specific carbon accounting systems at the farm level. This study examines greenhouse gas (GHG) emissions on broadacre farms in Western Victoria, Australia, and a production and income analysis to evaluate the cost‐effectiveness of various mitigation options at the farm
Kashif Khaqan   +3 more
wiley   +1 more source

Prevalensi dan Faktor Resiko Kawin Berulang pada Sapi Perah pada Tingkat Peternak (PREVALENCE AND RISK FACTORS OF REPEAT BREEDING IN DAIRY COWS AT THE FARMER LEVEL)

open access: yesJurnal Veteriner, 2013
Repeat breeding is a syndrome which affected the reproduction and production efficacy of dairy cattle.The cause of this syndrome may be a herd problem or a variety of individual cow problems.
Surya Agus Prihatno   +3 more
doaj  

Evaluation of bovine leukaemia virus infection control measures in Japanese Black beef cattle breeding farms: A 7‐year longitudinal study based on proviral load

open access: yesVeterinary Record Open, Volume 13, Issue 1, June 2026.
Abstract Background Bovine leukaemia virus (BLV) infection remains a major problem for Japanese Black (Wagyu) cattle, and effective and sustainable control measures are essential to prevent its spread in breeding herds. This study aimed to monitor the BLV infection status of all cattle at a Japanese Black breeding farm in Kagoshima Prefecture, Japan ...
Makoto Kajisa   +9 more
wiley   +1 more source

Effects of Lysozyme and Silver Anode Treatment on Pseudomonas aeruginosa Growth and Biofilm Formation in Raw Milk

open access: yesJournal of Food Science, Volume 91, Issue 6, June 2026.
ABSTRACT Pseudomonas aeruginosa is an important spoilage‑associated and opportunistic pathogen in raw milk, producing heat‑stable enzymes and robust biofilms that resist conventional sanitation. The limitations of existing decontamination methods necessitate novel, nonthermal, and ecofriendly strategies.
Sergul Cibik, Ayhan Duran
wiley   +1 more source

Tubal Patency and Fertility in Repeat Breeder cows

open access: yesJournal of the Japan Veterinary Medical Association, 1997
SAWAMUKAI, Yutaka   +3 more
openaire   +2 more sources

Update of the risk assessment on dioxins and dioxin‐like PCBs in feed and food

open access: yesEFSA Journal, Volume 24, Issue 6, June 2026.
Abstract The European Commission asked EFSA to update its 2018 risk assessment on polychlorinated dibenzo‐p‐dioxins and dibenzofurans (PCDD/Fs) and dioxin‐like polychlorinated biphenyls (DL‐PCBs) in feed and food, based on the 2022 WHO Toxic Equivalency Factors (WHO2022‐TEFs).
EFSA Panel on Contaminants in the Food Chain (CONTAM Panel)   +27 more
wiley   +1 more source

Dual Knockout Models of the Spatially and Functionally Conserved rgra and rgrb Zebrafish Genes Reveal the Requirement of RGR for the Integrity of Cone‐Mediated Photopic Vision, the Photopic Visual Cycle and Bruch's Membrane Morphology

open access: yesThe FASEB Journal, Volume 40, Issue 10, 31 May 2026.
This study investigates the role of the vision gene RGR using novel dual knockout zebrafish models. The loss of rgra and rgrb results in zebrafish larvae having reduced visual function and altered retinoid profiles under light but not dark conditions. The OKR phenotype is enhanced under higher light intensities.
Grace Ruddin   +13 more
wiley   +1 more source

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