Gordana Petrović

Grey alder (Alnus incana (L.) Moensch) bark valorisation potential: longitudinal variability of chemical composition and antimicrobial, antioxidative, and cytotoxic activity of extractives

Milica P. Rančić, Gordana Petrović, Juan Francisco Santibanez, Nemanja M. Zdravković et autres

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Drought-induced Changes in the Antioxidant System in Pisum sativum L.

Gordana Petrović, Tomislav Živanović, Zorica Nikolić, Vasiljević Sanja et autres

Background: This study was carried out for an understanding of the antioxidant mechanisms of field pea varieties under osmotic stress conditions caused by a lack of water. The activities of antioxidant enzymes such as superoxide dismutase (SOD), catalase (CAT), ascorbate peroxidase (APx) …

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DIGITAL EDUCATION IN PRIMARY SCHOOLS IN THE REPUBLIC OF SERBIA

Vasiljka Mikić, Gordana Petrović, Cipriana Sava

The goal of this research is to identify the main problems related to digital technology and skills in the elementary school education system of the Republic of Serbia, as well as opportunities for its improvement. The paper first analyzes the situation in …

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Assessment of Climate Change Impact on Maize Production in Serbia

Gordana Petrović, Tatjana Ivanović, Desimir Knežević, Adriana Radosavac et autres

Climate factors have an impact on plant life cycle, yield, productivity, economy and profitability of agricultural production. There are not a lot of studies on understanding of influence of climate factors variation on maize yield in agro-ecological conditions of Serbia. The aim …

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Potential of two hydration treatments for improvement of sunflower seed vigour

Dušica Jovičić, Jelena S. Ovuka, Zorica Nikolić, Gordana Petrović et autres

Seed deterioration is an unavoidable process to which seeds of oilseed plant species such as sunflower are especially sensitive. This study aimed to determine whether different invigoration techniques can improve the attributes of germination in sunflower and alleviate the effects of seed …

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Effects of drought stress on germination and seedling growth of different field pea varieties

Gordana Petrović, Tomislav Živanović, R. Stikić, Zorica Nikolić et autres

Germination and seedling growth of seven genotypes of field pea (Pisum sativum L.) were studied in PEG-6000 solution having osmotic potentials -0.1 and -0.2 MPa. A study was undertaken to evaluate the influence of different osmotic potentials (MPa) on seed germination percentage …

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Occurrence and molecular characterization of alfalfa mosaic virus in eggplant in Serbia

Dragana Milošević, Maja Ignjatov, Zorica Nikolić, Gordana Tamindžić et autres

In the 2018-19 growing season, a total of 51 leaves of eggplant plants grown under field conditions were collected randomly from nine private gardens at four different localities in the Province of Vojvodina. Eggplants with nearly 40% of plants showing bright yellow …

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Socio-еconomic transformation of Sumadija district (Serbia)

Маrija Drobnjakovic, Gordana Petrović, Darjan Karabašević, Svetlana Vukotić et autres

The paper starts from the hypothesis that the examined area is characterized by a process of intensive functional transformation accompanied by certain population changes. The transformation of the settlement structure is shown in the area of Sumadija district. The trend of demographic …

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The research of consumers and their habits in the organic products market

Gordana Petrović, Darjan Karabašević, Gabrijela Popović, Gordana Tomić et autres

It is important for every consumer that the product he consumes is of good quality and safe for his health. An organic product for the consumer means quality and health. It is of crucial importance to look into the the organic food …

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Economic instrument used in the filed of environmental protection in the Republic of Serbia

Gordana Petrović, Darjan Karabašević, Gabrijela Popović, Gordana Tomić et autres

In order for the processes of environment protection and improvement in the Republic of Serbia to be more efficient, certain financial investments are necessary. After an introductory overview, the aim of the research was presented, which is to show correlation between costs …

Legume vigour

Zorica Nikolić, Zlatica Miladinov, Sanja Vasiljević, Snežana Katanski et autres

Seed vitality and vigour are the two most common parameters related to seed quality. It is crucial to have reliable methods and tests for seed quality and seed vigour testing. The standard germination test can be used to predict field emergence, but …

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EKONOMSKI I TEHNOLOŠKI USPON KINE KAO VESNIK NOVE GLOBALNE GEOPOLITIČKE KONSTELACIJE

Goran Nikolić, Gordana Petrović

Tehnološki napredak koji je Kina uspela da postigne u poslednje dve decenije, čini je daleko najozbiljnijim izazivačem za globalnu hegemoniju sa kojim su se dve anglosaksonske zemlje (prvo Britanija, a zatim SAD) susrele u poslednja skoro tri veka. Uporedo sa trenutnim trgovinskim …