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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 ...
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. ...
The effects of using crude soybean grain in diets for cows at the first 100 days of lactation / Efekti korišćenja sirove soje u obrocima krava u prvih 100 dana laktacije
(Institut PKB Agroekonomik, Padinska skela, 2001)
The results of using ground soybean grain in feeding lactating cows were shown. The inclusion of 1-2 kg ground soybean grain in diets for cows increased milk amount for 1.76 kg/cow per day and 636 kg/cow per year. The ...
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 ...
Feedstuff s based on soybean in nutrition of cows / Hraniva na bazi soje u ishrani krava
(Institut PKB Agroekonomik, Padinska skela, 2011)
The objective of this study was to compare effects of products derived from soybeans, with different oil content, on milk production and some, more important indicators of metabolic profile, during the middle period of ...
Pasture in dairy cows nutrition / Paša u ishrani muznih krava
(Institut PKB Agroekonomik, Padinska skela, 2015)
In paper there were considered principles and characteristics of pasture utilization in dairy cattle nutrition and significant factors that affect pasture intake. The effects of supplementary nutrition on production ...
Milk urea nitrogen (MUN) as dairy cattle protein feeding evaluation parameter / Sadržaj azota iz uree u mleku - pokazatelj adekvatne proteinske ishrane mlečnih goveda
(Institut PKB Agroekonomik, Padinska skela, 2007)
In this paper the possibilities for using MUN as parameter for N efficiency in dairy cows and adequacy of diets formulation regard to content of crude protein fractions and energy supplying are considered. The significance ...
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 ...
Assessment of cow welfare based on system of behavioral needs / Procena dobrobiti krava na osnovu sistema ponašanja
(Institut PKB Agroekonomik, Padinska skela, 2010)
The aim of this paper was to determine the level of cows behavioral welfare protection on farms with different rearing systems. Research of cows behavioral welfare protection was carried out on 5 farms (farms A, B, C, D, ...