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Приказ резултата 51-60 од 240
Content of heavy metals in Gentiana lutea L. roots and galenic forms / Sadržaj teških metala u korenu i galenskim proizvodima gencijane (Gentiana lutea L.)
(Srpsko hemijsko društvo, Beograd, 2007)
An experimental field for the cultivated production of Gentiana lutea L. was established five years ago at the Suvobor Mountain, Serbia. Soil analysis of this area revealed the occurrence of high pseudo-total (Ni - 1270 ...
Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade / Biologija i štetnost kurikinog štitaša, Unaspis euonymi (Comstock) na području Beograda
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2007)
Unaspis euonymi (Comstock) (Homoptera: Diaspididae) is a very dangerous pest of Euonymus spp. Numerous scale colonies and a high level of plant infestation provoke drying of leaves, branches and whole plants. As a result ...
Developmental and feeding alternations in Leptinotarsa decemlineata say. (Coleoptera : Chrysomelidae) caused by Salvia officinalis L. (Lamiaceae) essential oil
(Taylor & Francis Ltd, Abingdon, 2007)
Secondary plant metabolites can express the regulatory effects on development and survival of other plant species, microorganisms or animals. In this study, we investigated the toxic and antifeedant effect of ethanol ...
Biological characteristics of plum cultivars with combined traits / Biološke osobine sorti šljive kombinovanih svojstava
(Naučno voćarsko društvo Srbije, Čačak, 2007)
The aim of the paper is to present a study into biological characteristics of plum cultivars with combined traits, grown in the Belgrade region, in order to select the best among them and recommend them for commercial ...
Determination of fluoride content in drinking water and tea infusions using fluoride ion selective electrode / Određivanje sadržaja fluorida u vodi za piće i čajevima fluorid-selektivnom elektrodom
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2007)
Potentiometric analysis of fluoride content (as F- ion) in solutions by using fluoride ion-selective electrode is simple, reliable and cheap. Very small concentrations of fluoride-ions (to 10-6 mol/dm3) can be determined ...
Type and role of additive in poultry nutrition / Vrsta i uloga aditiva u ishrani živine
(Institut PKB Agroekonomik, Padinska skela, 2007)
In aim was given actually, different additions in poultry nutrition, which correcting production results. Use of antibiotics, like stimulation additions, was prohibition in EU, well today are actually additions in type ...
Physical-mechanical properties of nitrodopes affected by ultra-violet radiation
(MDPI, BASEL, 2007)
The FTIR spectroscopy has been employed in this research work to monitor the process of nitrodope photodegradation, by measuring surfaces of bands typical of a nitro group. Nitric esters are subject to degradation, which ...
Influence of electronic systems on off road vehicles stability / Uticaj elektronskih sistema na stabilnost vanputnih vozila
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
Application of electronic systems in al fields of design and exploitation significantly improved development of motor vehicles and their systems. Electronics especially affected particular fields of motor vehicles development, ...
Freeze-drying of raspberry pulp and extracted raspberry juice / Liofilizacija kaše i matičnog soka maline
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2007)
This paper presents results gained by a chemical analysis and organoleptic evaluation of raspberry pulp, extracted juice, freeze-dried raspberry pulp, freeze-dried extracted raspberry juice and fruit nectars obtained by ...
The influence of breeding and utilization parameter changes on the economic effects of roe deer game husbandry / Uticaj promena uzgojno-eksploatacionih parametara na ekonomske efekte gazdovanja srnećom divljači
(Univerzitet u Novom Sadu - Poljoprivredni fakultet, Novi Sad i Naučni institut za ratarstvo i povrtarstvo, Novi Sad, 2007)
Based on the organizational and economic models a trial was conducted to analyze the effect of breeding and utilization parameters changes on the economic effects of roe deer husbandry. The conclusion suggests the possibility ...