Results 21 to 30 of about 6,312,799 (286)

Effect of different dry period duration on milk components and serum metabolites, and their associations with the first conception rate in multiparous Holstein dairy cows

open access: yesBulgarian Journal of Veterinary Medicine, 2022
The aims of the present study were to evaluate the effects of different dry period (DP) lengths on milk fat to protein ratio (FPR) and metabolic status – blood leptin, adiponectin and non-esterified fatty acids (NEFA) concentrations in dairy cows, and ...
N. Saranjam   +4 more
doaj   +1 more source

A serial evaluation of electrocardiographic indices and cardiac arrhythmias during pregnancy, lactation and dry periods in Saanen goats [PDF]

open access: yesBulgarian Journal of Veterinary Medicine, 2018
Aim of this study was to investigate the effects of lactation, pregnancy and dry period on electrocar-diographic (ECG) parameters and cardiac arrhythmias in the Saanen goat.
A. Samimi   +3 more
doaj   +1 more source

Risk factors for new intramammary infections during the dry period in untreated dairy cows from herds using selective dry cow therapy

open access: yesAnimal, 2008
This study aimed at investigating risk factors for new intramammary infections (IMI) during the dry period in untreated cows from herds using selective dry cow antibiotic therapy (DCT).
A. Robert   +6 more
doaj   +1 more source

Metabolic Stress in the Transition Period of Dairy Cows: Focusing on the Prepartum Period

open access: yesAnimals, 2020
All modern, high-yielding dairy cows experience a certain degree of reduced insulin sensitivity, negative energy balance, and systemic inflammation during the transition period.
Osvaldo Bogado Pascottini   +2 more
doaj   +1 more source

Effect of dry period length on reproduction, health and milk production in the subsequent lactation of Holstein cows [PDF]

open access: yesJournal of Veterinary Medical Research, 2009
A retrospective study was employed to investigate the effect of dry period length on reproduction, incidence of reproductive and metabolic disorders and milk production in Holstein cows belonging to a commercial dairy.
M. M. Hussein
doaj   +1 more source

Herd Routines and Veterinary Advice Related to Drying-Off and the Dry Period of Dairy Cows

open access: yesDairy, 2022
Bovine mastitis at calving or early lactation is often associated with intra-mammary bacterial infections (IMI) at drying-off (DO) or during the dry period (DP).
Karin Persson Waller   +2 more
doaj   +1 more source

Effects of continuous lactation and short dry periods on mammary function and animal health

open access: yesAnimal, 2012
The dry period is required to facilitate cell turnover in the bovine mammary gland in order to optimize milk yield in the next lactation. Traditionally, an 8-week dry period has been a standard management practice for dairy cows based on retrospective ...
R.J. Collier   +2 more
doaj   +1 more source

Germination of Fusarium graminearum Ascospores and Wheat Infection are Affected by Dry Periods and by Temperature and Humidity During Dry Periods [PDF]

open access: yesPhytopathology®, 2016
The effects of temperature and relative humidity (RH) on germination of Fusarium graminearum ascospores, and of dry periods (DP) of different lengths and of temperature and RH during DP on ascospore survival were studied both in vitro and in planta. Optimal temperatures for ascospore germination at 100% RH were 20 and 25°C; germination was ≤5% when ...
Manstretta, Valentina   +3 more
openaire   +3 more sources

FEED ALLOWANCE FOR HOLSTEIN COWS DURING LACTATION AND DRY PERIODS (SAKHALIN ISLAND)

open access: yesSiberian Journal of Life Sciences and Agriculture, 2023
The study presents the results of a survey of agricultural enterprises and peasant farms in the Sakhalin Oblast. The authors conducted the visual estimation of the feed consumption and cows’ overall health, revealed the chemical analysis of primary ...
Inna O. Rozhkova-Timina
doaj   +1 more source

Dry cropland changes in China's Three Gorges Reservoir Region during the period 1990 to 2015

open access: yes, 2020
Monitoring and analyzing changes in the extent of cultivated land may inform strategic decisions on issues of environmental and food security. The dry cropland area of 12000 km² in the Three Gorges Reservoir Region (TGRR) of China is essential for ...
Collins, A. L.   +5 more
core   +1 more source

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