Претраживање
Приказ резултата 121-130 од 157
FTIR study of carbon monoxide adsorption on ion-exchanged X, Y and mordenite type zeolites / FTIR studija adsorpcije ugljen-monoksida na izmenjenim zeolitima tipa X, Y i mordenita
(Srpsko hemijsko društvo, Beograd, 2003)
In this work Fourier transform infrared (FTIR) study has been applied to study the adsorption of carbon monoxide on transition metal (Mn2+, Co2 Ni2+) ion-exchanged zeolites type Y, X and mordenites. The adsorption of CO ...
Pomological characteristics of the new introduced strawberry cultivars / Pomološke osobine novointrodukovanih sorti jagode
(Institut PKB Agroekonomik, Padinska skela, 2003)
The paper presents the results of studying six new introduced strawberry cultivars of very early and early ripening time during the period of 2001.-2002. Investigations included: ripening time, as well as important physical, ...
Greenhouse heating systems and possibilities for energy savings / Tehnički sistemi zagrevanja objekata zaštićenog prostora i mogućnosti uštede energije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2003)
Successful greenhouse production is defined by four main factors - temperature, light, water content of the air and soil, and quality of air inside the objects. Concerning the energy consumption the greatest share in total ...
Production traits of broiler chickens of two various strains / Proizvodne osobine brojlerskih pilića dve različite provenijence
(Institut PKB Agroekonomik, Padinska skela, 2003)
The aim of this work was to investigate production traits of meat type chickens of Hybro strain, which are present at our market for years, as well as Ross 308 strain, which are present also, but in considerable smaller ...
Acetone as an alternative solvent for oilseed extraction / Aceton kao alternativno ekstrakciono sredstvo za izdvajanje biljnih ulja
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2003)
Hexane, mainly due to its reasonable price, has been used as the principal solvent for the commercial extraction of oilseed since the forties of the 20th century. Over the past 40 years, factors, such as product quality ...
Comparative analysis of the wind energy potential and the possibilities of the use of wind energy in Serbia and Montenegro / Uporedna analiza vetroenergetskog potencijala i mogućnosti korišćenja energije vetra u Srbiji i Crnoj Gori
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2003)
Today, wind energy paticipates by not more than 0.5 % in the gross world production of electric energy. However, according to the presently existing world trends and due to the fact that the world’s wind energy potential ...
The influence of zeolite on the quality of fresh beet pulp silages / Uticaj zeolita na kvalitet silaža sirovih repinih rezanaca
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The influence of different doses of natural zeolite addition on chemical composition and quality of beet pulp silages was investigated. Beet pulp was ensiled in the sugar factory in Požarevac immediately after they were ...
Influence of Min-a-zel Plus on biochemical, microbiological and mycotoxicological parameters of lucerne silage / Uticaj Min-a-zela Plus na biohemijske, mikrobiološke i mikotoksikološke parametre silaža lucerke
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
Lucerne of the 5th cut in the budding phase was ensiled in the experiment as fresh and wilted (DM= 220 and 360 g/kg), with two degrees of compression (520 and 380 g/dm3) and with added Min-a-zel plus as 2 g/kg green mass. ...
Ranking of Vojvodina municipalities according to multidimensional denominator of livestock production commodities / Rangiranje opština AP Vojvodine prema višedimenzionalnom pokazatelju robnosti stočarske proizvodnje
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
Marketability of livestock production was analyzed based on the marketability of both pork, beef, sheep and poultry and eggs and cow's milk. The sequential order of the Vojvodina municipalities according to the observed ...
Aphidius nees Aphid parasitoids (hymenoptera, braconidae, aphidiinae) in Serbia and Montenegro: Tritrophic associations and key / Vrste roda Aphidius nees (hymenoptera, braconidae, aphidiinae) u Srbiji i Crnoj Gori - tritrofičke zajednice i ključ
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2003)
In the present paper we review 26 Aphidius species from 162 tritrophic associations in Serbia and Montenegro. Aphidius species were reared from over 64 aphid hosts. A key for the identification of species is provided.