Results 11 to 20 of about 247,255 (305)

Holy Cows or Cash Cows? [PDF]

open access: yes, 2014
In a recent paper, Anagol, Etang and Karlan (2013) consider the income generated by these owning a cow or a buffalo in two districts of Uttar Pradesh, India. The net profit generated ignoring labour costs, gives rise to a small positive rate of return.
Orazio Attanasio, Britta Augsburg
openaire   +3 more sources

Influence of GnRH-gonadoreline and prostaglandine F2α-dinoprost application on reproduction parameter values in dairy cows with puerperal endometritis [PDF]

open access: yesVeterinarski Glasnik, 2009
This paper presents results of investigations of gonadoreline application (14-16, 17-20 and 21-25 days post partum) influence, followed by prostaglanin F2 α ten days later, on the reproductive parameters of dairy cows with difficult calving and ...
Šabanović Mustafa   +4 more
doaj   +1 more source

Body condition score and live-weight effects on milk production in Irish Holstein-Friesian dairy cows [PDF]

open access: yes, 2007
peer-reviewedThe objective of the present study was to quantify the relationships among body condition score (BCS; scale 1 to 5), live weight (WT) and milk production in Irish Holstein-Friesian spring calving dairy cows.
Buckley, Frank   +2 more
core   +1 more source

Investigating cow−calf contact in a cow-driven system: performance of cow and calf [PDF]

open access: yesJournal of Dairy Research, 2021
AbstractIn this research communication we describe the performance of dairy cow−calf pairs in two cow-driven CCC-systems differing in cows' access to the calves through computer-controlled access gates (smart gates, SG). We investigated cows' machine milk yield in the automatic milking system (AMS), calf growth, and intake of supplemental milk and ...
Johnsen, Julie Føske   +6 more
openaire   +4 more sources

The influence of antisperm Ig G and Ig A antibodies from cows sera and cervical mucus on bull sperm motility [PDF]

open access: yesActa Veterinaria, 2013
The aim of this study was to investigate the influence of antisperm Ig G and Ig A antibodies (ASA) from the sera and cervical mucus of cows on bulls sperm motility.
Lazarević Miodrag   +5 more
doaj   +1 more source

Short-Term Variations of C18:1 Trans Fatty Acids in Plasma Lipoproteins and Ruminal Fermentation Parameters of Non-Lactating Cows Subjected to Ruminal Pulses of Oils

open access: yesAnimals, 2021
The objective of this study was to evaluate short-term variations of trans fatty acids (TFA) in plasma lipoproteins and ruminal fermentation parameters of non-lactating cows subjected to ruminal pulses of vegetable oils. Three non-lactating, non-pregnant
Einar Vargas-Bello-Pérez   +2 more
doaj   +1 more source

Association of selected polymorphic sites in the IGF1R gene with body weight and conformation of Hereford cattle [PDF]

open access: yesRoczniki Naukowe Polskiego Towarzystwa Zootechnicznego, 2020
The aim of this study was to determine the relationship between selected polymorphic sites located in various fragments of the IGF1R gene and the growth and development of Hereford cattle.
Małgorzata Anna Szewczuk, Hanna Kulig
doaj   +1 more source

Influence of Ovarian Status and Steroid Hormone Concentration on Day of Timed Artificial Insemination (TAI) on the Reproductive Performance of Dairy Cows Inseminated with Sexed Semen

open access: yesAnimals, 2023
This study aimed to evaluate the effect of the ovarian status and steroid hormone concentration on the day of TAI on the reproductive performance of dairy cows subjected to estrus synchronization treatment and timed artificial insemination with sexed ...
Stanimir Yotov   +7 more
doaj   +1 more source

Impact of the breeding region and the season on the content of the selected mineral elements in the hair of cows [PDF]

open access: yesJournal of Central European Agriculture, 2015
The aim of the research was to analyze the effect of the season and the breeding region on the content of selected minerals (Ca, Mg, Na and K) in the hair of dairy cows.
Dorota CYGAN-SZCZEGIELNIAK   +5 more
doaj   +1 more source

An attempt to define the sodium requirements of lactating dairy cows in a tropical environment [PDF]

open access: yes, 2011
BACKGROUND: Lactating dairy cattle in the tropics may require more sodium (Na) owing to the hot and humid climatic conditions. It is unknown whether the current recommendations on Na for lactating cows can be quantitatively used in tropical countries ...
Advances in Veterinary Medicine   +16 more
core   +2 more sources

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