USING CLASSIFICATION TREES IN STATISTICAL ANALYSIS OF DISCRETE SHEEP REPRODUCTION TRAITS

by DARIUSZ Piwczyński
Published 2010-02-01

Impact of successive lactation, year, season of calving and test milking on cows’ milk performance of the Polish Holstein-Friesian Black-and-White breed

by Beata SITKOWSKA, DARIUSZ Piwczyński
Published 2011-10-01

HERITABILITY AND BREEDING VALUE OF SHEEP FERTILITY ESTIMATED BY MEANS OF THE GIBBS SAMPLING METHOD USING THE LINEAR AND THRESHOLD MODELS

by DARIUSZ Piwczynski, Bogana KOWALISZYN
Published 2013-03-01

Association of Length of Pregnancy with Other Reproductive Traits in Dairy Cattle

by Zenon Nogalski, Dariusz Piwczyński
Published 2012-01-01

Milking traits affected by milking frequency during first month of lactation

by Beata Sitkowska, Dariusz Piwczyński, Piotr Wójcik
Published 2018-07-01

Prediction of Lactational Milk Yield of Cows Based on Data Recorded by AMS during the Periparturient Period

by Piotr Kliś, Dariusz Piwczyński, Anna Sawa, Beata Sitkowska
Published 2021-02-01

Comparison of results coming from automatic milking system in selected countries in Europe and U.S.

by Dariusz PIWCZYŃSKI, Jan GONDEK, Beata SITKOWSKA, Magdalena KOLENDA
Published 2020-06-01

Relationship between primiparas first 100-days lactation and their lifetime milk production in Polish Holstein-Friesian Cattle

by Beata SITKOWSKA, DARIUSZ Piwczyński, Zbigniew Lach, Magdalena KOLENDA
Published 2015-09-01

OPINIONS EXPRESSED BY CATTLE BREEDERS ON HUMAN-ANIMAL RELATIONS AND THE CONDITIONS IN WHICH ANIMALS ARE KEPT

by Beata SITKOWSKA, DARIUSZ Piwczyński, BOGNA KOWALISZYN, Mateusz MROWIŃSKI
Published 2012-03-01

New composite traits for joint improvement of milk and fertility trait in Holstein dairy cow

by Heydar Ghiasi, Dariusz Piwczyński, Beata Sitkowska, Oscar González-Recio
Published 2021-08-01

The use of data mining techniques for analysing factors affecting cow reactivity during milking

by Wojciech NEJA, DARIUSZ Piwczyński, SYLWIA KRĘŻEL-CZOPEK, Anna SAWA, SERKAN OZKAYA
Published 2017-06-01

Genetic Parameters Estimation of Milking Traits in Polish Holstein-Friesians Based on Automatic Milking System Data

by Joanna Aerts, Dariusz Piwczyński, Heydar Ghiasi, Beata Sitkowska, Magdalena Kolenda, Hasan Önder
Published 2021-06-01

A comparative study of carcass characteristics and meat quality in genetic resources Pekin ducks and commercial crossbreds

by Dariusz Kokoszyński, Dariusz Piwczyński, Henrieta Arpášová, Cyril Hrnčar, Mohamed Saleh, Rafał Wasilewski
Published 2019-11-01

Placental Characteristics Classification of Various Native Turkish Sheep Breeds

by Uğur Şen, Hasan Önder, Emre Şirin, Selçuk Özyürek, Dariusz Piwczynski, Magdalena Kolenda, Sezen Ocak Yetişgin
Published 2021-03-01

Effects of feeding whole-grain triticale and sex on carcass and meat characteristics of common pheasants

by Dariusz Kokoszyński, Marek Kotowicz, Dariusz Piwczyński, Zenon Bernacki, Zbigniew Podkówka, Piotr Dorszewski, Małgorzata Grabowicz, Mohamed Saleh
Published 2018-10-01