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Influence of mechanical activation on the structure of ultrafine BaTiO3 powders
(Elsevier Science Sa, Lausanne, 2009)
The influence of mechanical activation in a planetary ball mill on the change of the structure of BaTiO3 powders has been investigated. The particle size distribution of the nonactivated and activated samples was measured ...
The Effect of Dietary Selenium Source and Level on Hen Production and Egg Selenium Concentration
(Humana Press Inc, Totowa, 2009)
A 16-week experiment was conducted to compare effects of various levels of sodium selenite (SS) and Se-enriched yeast (SY), on the whole-egg Se content and hen's productivity. One hundred Shaver 579 hens, 27 weeks old, ...
The most important bacterial diseases of crops in greenhouse / Najznačajnije bakterioze biljaka gajenih u zaštićenom prostoru
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2009)
Plant growth conditions in protected environments can be as favorable for plants even more favorable for their pathogens, contributing to higher severity of particular diseases. Bacterial diseases mostly occur in poorly ...
The influence of zeolite type added to cigarette blend on the changes of pyrolitic temperatures
(Savez hemijskih inženjera, Beograd, 2009)
Reduction of harmful tobacco smoke compounds, such as nitrosamines and polycyclic aromatic hydrocarbons (PAHs) could be particularly controlled by adjusting the cigarette pyrolitic conditions. One possible way to do that ...
Evaluation of the body condition of high yielding cows / Ocena telesne kondicije visokomlečnih krava
(Institut za stočarstvo, Beograd, 2009)
Problems which relate to production, health and reproduction in herds of high yielding cows very often occur due to insufficient knowledge and monitoring of energy reserves in cow organisms. Many researches and practical ...
Production characteristics of distinguished honey bee lines from different parts of Serbia / Proizvodne osobine izabranih linija pčela sa teritorije Srbije
(Institut za stočarstvo, Beograd, 2009)
For apicultural practice the productive traits of bee colonies are of great significance, since it is related to different geographical bee breeds. For the purpose of preservation of existing populations and natural diversity ...
Welfare and biosecurity indicators evaluation in dairy production / Procena indikatora dobrobiti i biosigurnosti u gajenju goveda
(Institut za stočarstvo, Beograd, 2009)
Evaluation of welfare and biosecurity indicators: (1) management, planning and organization of welfare protection and biosecurity, (2) personnel capacities in providing welfare and biosecurity, (3) breeders attitude towards ...
Analyses of feeding behavior of dairy cows / Analiza hranidbenog ponašanja krava u laktaciji
(Institut za stočarstvo, Beograd, 2009)
Feeding behavior of dairy cows in the captive, industrials systems of rearing is different than natural, because when animals feel hunger, behavior realization of the basic instincts is deprived. In addition, depending ...
Application of the certainty equivalent method for risk estimation of investments in milk production at family farms / Primena metoda ekvivalenta sigurnosti za ocenu rizika investiranja u proizvodnji mleka na porodičnim gazdinstvima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Bearers of cattle production in Serbia are small family farms. Such farms should change significantly their business operations in order to be competitive and to enable existence in future. That implies cattle breading in ...
Most significant animal welfare oversights at cattle and pig farms / Najznačajniji propusti u obezbeđenju dobrobiti životinja na farmama goveda i svinja
(Institut PKB Agroekonomik, Padinska skela, 2009)
In this paper the most significant welfare oversights on two cattle and two pig farms with intensive breeding system, as well as on nine cattle and two pig farms on private breeding farms are discussed. The results concerning ...