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Abstract

Background: Transrectal ultrasonography is a valuable tool in the reproductive management of dairy cattle, however, it is still not used in a large proportion of the Hungarian dairies. Objectives: The aim of our study was to quantify the impact of the reproductive ultrasound examinations on the...

Author(s)
Fodor, I.; Cziger, Zs.; Ózsvári, L.
Publisher
NAKVI, Budapest, Hungary
Citation
Magyar Állatorvosok Lapja, 2016, 138, 9, pp 515-522
Abstract

The authors' objective was to introduce a dynamic voluntary waiting period in a Holstein-Friesian dairy farm and making interventions in order to decrease the days open from calving to conception and the Al index, and to increase the first service conception rate from calving until rebreeding and...

Author(s)
Szelényi, Z.; Bajcsy, Á. C.; Horváth, A.; Simon, J.; Szenci, O.
Publisher
Magyar Mezógazdaság KFT, Budapest, Hungary
Citation
Magyar Állatorvosok Lapja, 2010, 132, 9, pp 529-536
Abstract

Background: The reproductive performance of the Hungarian dairy cattle population has been continuously declining since the early '80s. Objectives: The aim of our study was to survey the reproductive management practices and performance in Hungarian dairy herds in order to assess the current...

Author(s)
Fodor, I.; Búza, L.; Ózsvári, L.
Publisher
NAKVI, Budapest, Hungary
Citation
Magyar Állatorvosok Lapja, 2016, 138, 11, pp 653-662
Abstract

The calculations of annual herd losses due to reproductive failure on a large-scale (1150 cows) Holstein-Friesian dairy farm in Hungary with average production and fertility indices are presented. The partial budgeting method was used for the calculations and calving and agroeconomic data in 2001...

Author(s)
Ózsvári, L.; Kerényi, J.
Publisher
Magyar Mezógazdaság Kiadó KFT, Budapest, Hungary
Citation
Magyar Állatorvosok Lapja, 2004, 126, 9, pp 523-531
Abstract

In 1961-62 in Hungary, 70, 200 Hungarian Merino ewes in 218 flocks were recorded; 60% of the ewes were at state farms and 40% at co-operative farms. Of the former, 86% lambed; they had an av. fleece weight of 5.16 kg., an av. body weight of 42 kg., and av. milk production of 32.5 litres. During the ...

Author(s)
ANONYMOUS.
Citation
Az allat- tenyesztes torzskonyvezesi evkonyvei 1961/62. Budapest: Mezogazdasagi Kiado., 1963, pp 227-274 pp.