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Приказ резултата 231-240 од 240
Sexually transmissible diseases of swine / Polno prenosive bolesti svinja
(Univerzitet u Novom Sadu - Poljoprivredni fakultet, Novi Sad i Naučni institut za ratarstvo i povrtarstvo, Novi Sad, 2007)
In boars semen could be detected many viruses during viremic phase of disease: vesicular disease, PRRS virus, Japanese encephalitis B virus, parvovirus, Aujecsky diseas and Classical swine fever virus, as well as bacteria: ...
Age of planted Echinacea purpurea: The factor of seed yield and quality / Starost zasada - faktor prinosa i kvaliteta semena Ehinacee (Ehinacea purpurea L.)
(Društvo selekcionara i semenara Republike Srbije, Beograd, 2007)
Results for yield and quality of echinacea purpurea seed obtained from age of plants one, two, three, four and five year are presented. In the laboratory experiments germination energy (GE), total germination (TG) and ...
Ublaživanje suše primenom navodnjavanja u proizvodnji kukuruza
(Srpsko društvo za odvodnjavanje i navodnjavanje, Akademija inženjerskih nauka Srbije, 2007)
Nizijske površine u Vojvodini, severnom delu Srbije, na kojima je koncentrisana biljna proizvodnja, su pod uticajem nestabilnih, nepredvidivih i promenljivih padavina tokom vegetacionog perioda, naročito od juna do avgusta. ...
Investigation of Ca-alginate hydrogel rheological behaviour in conjunction with immobilized yeast cell growth dynamics
(Taylor & Francis Ltd, Abingdon, 2007)
The rheological model is developed to elucidate the mechanism of Ca-alginate microbead deformation in the course of cell growth within. It is a complex process influenced by relaxation of the expanded polymer network inside ...
Psyllopsis fraxinicola Förster (Homoptera: Psyllidae): A new ash tree pest in Serbia / Psyllopsis fraxinicola Förster (Homoptera: Psyllidae) - nova štetočina jasena u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2007)
During investigation of jumping plant lice in Serbia, the presence of Psyllopsis fraxinicola was registered on different ash tree species (F. excelsior L., F. angustifolia Vahl.) in a few localities. Psyllopsis fraxinicola ...
Effects of the acrylic polyol structure and the selectivity of the employed catalyst on the performance of two-component aqueous polyurethane coatings
(MDPI, BASEL, 2007)
Two kinds of aqueous acrylic polyols (single step and multi step synthesis type) have been investigated for their performance in the two-component aqueous polyurethane application, by using more selective catalysts. The ...
The possibility of phosphogypsum application as the element of prefibricated building / Ispitivanje mogućnosti primene fosfogipsa za izradu pregradnog zida - elementa montažnog objekta
(Inženjersko društvo za koroziju, Beograd, 2007)
Phosphogypsum which is produced by "dihydrating procedure" contains not only uncleanesses but radionuclides, too which limit its construction use. Performed testings point to the structure complexility and phosphogypsum ...
Valorization of gallium from acidic zinc's liquor / Valorizacija galijuma iz kiselog cinkovog luga
(Inženjersko društvo za koroziju, Beograd, 2007)
In this paper are showed the results of valorisation of gallium, that is gallium salt gallium(III) chloride, GaCl3, by adsorption with chelate resin and then by extraction with 1, 5 mol/dm3 HCI to GaCl3. The efficiency of ...
Dietary chocolate colors during their storage up to 1 year / Boja dijetetskih čokolada tokom skladištenja do godinu dana
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2007)
In this work color quality characteristics of the upper surfaces of commercial dietary chocolates of different manufacturers were investigated. Color was determined instrumentally, using the three stimulus colorimeter ...
Non-genetic source of variation for traits measured in performance test of Simmental bulls: (II) Body development traits / Negenetski izvori varijabilnosti direktno merenih osobina kod simentalskih bikova u performans testu - (II) osobine telesne razvijenosti
(Institut za stočarstvo, Beograd, 2007)
Data of 371 Simmental bulls tested at the A.I. Centre "Velika Plana" were analyzed in order to estimate year and month of birth, test-group, herd of origin and body weight effects on body measurements and body development ...