Results 11 to 20 of about 1,048,440 (358)

Correlation of parity and age to services per conception, conception rate, and gestation length in Holstein Friesian cross cows

open access: yesOvozoa: Journal of Animal Reproduction, 2022
Small farmers dominate dairy farming in Indonesia, and the average productivity is low. The contribution of domestic production only reaches about 23% of the total national milk consumption needs as a source of human nutrition.
Norma Amalia Ulfah   +4 more
doaj   +1 more source

The efficiency of estrus synchronization protocols and artificial insemination in the Abergelle goat on-station and on-farm conditions of Northern Ethiopia

open access: yesJournal of Applied Animal Research, 2022
This study was conducted to investigate the effect of different estrus synchronization protocols followed by artificial insemination on estrus response and the conception rate of Abergelle goats.
Bekahegn Wondim   +6 more
doaj   +1 more source

Fertility parameters in German dairy herds: Associations with milk yield and herd size

open access: yesCzech Journal of Animal Science, 2019
Fertility in dairy cows has decreased over the last fifty years while milk production per cow has increased. Furthermore, dairy herds become larger resulting in fewer employees per cow, which might also influence reproductive performance.
Jörn Rethmeier   +4 more
doaj   +1 more source

Genetic Relationship of Body Energy and Blood Metabolites with Reproduction in Holstein Cows [PDF]

open access: yes, 2008
Body condition score (BCS), energy content (EC), cumulative effective energy balance (CEEB), and blood serum concentrations of glucose, beta-hydroxybutyrate (BHBA), and nonesterified fatty acids ( NEFA) were measured throughout first lactation in 497 ...
A. Tsiaras   +40 more
core   +1 more source

Economic consequences of reproductive performance in dairy cattle [PDF]

open access: yes, 2010
The net economic value of reproductive efficiency in dairy cattle was estimated using a stochastic dynamic simulation model. The objective was to compare the economic consequences of reproductive performance scenarios (“average” and “poor”) of a cow ...
Hogeveen, H.   +4 more
core   +3 more sources

Peningkatan Conception Rate dengan Inseminasi Buatan Menggunakan Semen Sexing Double Dosis pada Sapi Persilangan Ongole

open access: yesJurnal Ternak Tropika, 2019
Tujuan dari penelitian ini adalah untuk mengetahui peningkatan conception rate melalui insmeinasi buatan dengan menggunakan semen sexing double dosis pada sapi persilangan ongole.
Aulia Puspita Anugra Yekti   +3 more
doaj   +1 more source

THE SUCCESS RATE OF ARTIFICIAL INSEMINATION USING LIQUID SEMEN WITH DIFFERENT DILUENTS IN BALI CATTLE [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2020
Artificial insemination using liquid semen is beneficial for areas where liquid nitrogen is not available. The purpose of this study was to determine the success rate of artificial insemination using liquid semen with different diluents based on non ...
Hudiatma M.D.   +6 more
doaj   +1 more source

Steam gasification of bagasse: Effect of heating rate [PDF]

open access: yes, 2019
Bagasse residue is a potential feedstock for steam gasification, but knowledge of this technology is still small and fragmented. Heating rate is of the most important factors influencing the gasification process.
Nguyen, Hong Nam, Van De Steene, Laurent
core   +1 more source

Studies on factors influencing conception rate in rural cattle

open access: yesIndian Journal of Animal Sciences, 2016
The data of 14,937 farmers spread over 29 tehsils in 15 districts of six Indian states revealed mean conception rate as 55.96±0.31 %. State wise conception rate recorded in Bihar was 51.08±0.73%; Jharkhand; 62.03±0.63%; Maharashtra, 56.64±0.74%; Odisha,
R L BHAGAT, S B GOKHALE
doaj   +1 more source

Phase locking below rate threshold in noisy model neurons [PDF]

open access: yes, 2010
The property of a neuron to phase-lock to an oscillatory stimulus before adapting its spike rate to the stimulus frequency plays an important role for the auditory system.
Alexander Nikitin   +6 more
core   +1 more source

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