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Приказ резултата 11-15 од 15
Influence of heat stress on dairy cows production / Uticaj toplotnog stresa na proizvodnju mlečnih krava
(Institut PKB Agroekonomik, Padinska skela, 2007)
During the hottest summer months in our country, conditions for thermal stress development in cows are present, especially when values of temperature and air humidity increase simultaneously. When temperature rises, cow ...
Physical form of forage and total mixed ration for lactating dairy cows / Fizička forma kabastih hraniva i kompletnog obroka za krave u laktaciji
(Institut PKB Agroekonomik, Padinska skela, 2009)
The researching results of forage - corn silage and alfalfa haylage physical form, at 4 dairy farms of PKB-Corporation in Belgrade, are shown in this paper. The particle size of total mixed ration (TMR) for dairy cows in ...
Feeding cows with rations based on different types of silage / Ishrana krava obrocima na bazi različitih vrsta silaža
(Institut PKB Agroekonomik, Padinska skela, 2005)
This paper gives the overview of the trend of production of conserved feeds in the world, chemical composition of silages from domestic investigations and summary of works that covered the field of different silage usage, ...
Effects of corn silage cut length and physically effective fiber in high-yielding dairy cows nutrition / Efekat stepena usitnjenosti silaže kukuruza i fizički efektivnih vlakana u ishrani visokoproizvodnih krava
(Institut PKB Agroekonomik, Padinska skela, 2010)
The minimal content of physically effective fiber is necessary in diets for lactating cows. Physically effective fiber (peNDF) stimulates chewing activity during eating and ruminating, salivation and reticulorumen contractions. ...
Longevity as functional traits of dairy cows / Karakteristike dugovečnosti kao funkcionalne osobine mlečnih krava
(Institut PKB Agroekonomik, Padinska skela, 2012)
It is of economic interest for breeders that dairy cattle should be long enough in production, without compromising their health or reproductive performance. In modern dairy cattle breeding programs, in addition to traits ...