Browsing 2011. by Title
Now showing items 24-37 of 37
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Methods for Determination of Pesticide Adsorption Properties and Examination of Their Mobility in Soil
Pesticide destiny in soil depends on a number of factors, as well as on presence and intensity of the processes such as adsorption, degradation, evaporation, rinsing and leaching. Since adsorption processes govern ... -
Oil Dispersion with Abamectin as Active Ingredient
Abamectin was developed as an insecticide, nematocide and acaricide for use on a variety of agricultural and horticultural crops. The products with this active ingredient can be found on the market mostly formulated as ... -
Optimal Timing of Fungicide Applications for the Control of Podosphaera leucotricha, the Causal Agent of Peach Rusty Spot in Serbia
Peach rusty spot has regularly occurred in Serbia in recent years, causing significant economic losses in the production of late maturing cultivars (Summerset, Suncrest, Fayette and O’Henry). Concerns regarding the ... -
Plasmopara obducens – a New Threat to the Production of Impatiens walleriana in Serbia
During 2010, Impatiens walleriana plants with symptoms of downy mildew were collected in a greenhouse in the vicinity of Mionica, Kolubara District. Disease incidence was extremely high, approaching 100%, and wilting and ... -
Presence and Distribution of Economically Important Potato Viruses in Montenegro
The research was carried out, in the period 2002-2004 in order to determine the presence and distribution of potato viruses at 12 different locations and on 9 different potato varieties grown in Montenegro. The research ... -
The Processes that Determine the Fate of Pesticides in Soil
Pesticides are an inevitable part of the environment, because due to the intensive use their remains are frequently detected in nature, particularly in the soil. Regardless the way pesticides get into the soil, their ... -
Production of Emissions During Combustion of Various Biofuels
Biomass, or more precisely biofuel, nowadays increasingly substitutes for fossil fuels in the process of heating. It is used for heating of the drying medium as well. The paper is focused on the evaluation of the heat ... -
Raspberry bushy dwarf virus – a Grapevine Pathogen in Serbia
During a field survey in 2005 in vineyards and grapevine nurseries at localities in central Serbia, a few plants with unusual virus-like symptoms were observed. Leaf samples were analyzed by DAS-ELISA for the presence ... -
Rimsulfuron in Soil: Effects on Microbiological Properties under Varying Soil Conditions
The effects of rimsulfuron a sulfonylurea herbicide on the growth and activity of soil microorganisms under laboratory conditions was investigated in two soils. The application rates were: 0.2, 2.0 and 20.0 mg a.i kg-1 ... -
Selectivity of Some Herbicides to Perennial ryegrass (Lolium perenne L.), Grown for Seed Production
During the period 2008-2010, on the experimental field of the Institute of Forage Crops – Pleven, on slightly leached chernozem a study was conducted with the purpose to determine the selectivity of some herbicides to ... -
Selenium Based Product and Sinantrop Rodents Control in Agricultural Facilities
In the function of environment preservation, chemical product used in plant protection are being substituted by environmentally friendly substances. When it comes to rodenticides and rodents not much is done for improvement ... -
Sensitivity of Phytophthora infestans (Mont.) de Bary Isolates to Fluazinam, Fosetyl-Al and Propamocarb-hydrochloride
A survey of in vitro sensitivity of twelve isolates of the Phytophthora infestans to the fluazinam, fosetyl-Al and propamocarb-hydrochloride was conducted. The isolates were isolated from infeceted potato leaves collected ... -
Solid Phase Microextraction (SPME) in Determination of Pesticide Residues in Soil Samples
The basic principles and application possibilities of the methods based on solid phase microextraction (SPME) in the analysis of pesticide residues in soil samples are presented in the paper. The most important experimental ... -
Tuta absoluta (Meyrick, 1917) (Lepidoptera, Gelechiidae): a New Pest of Tomato in Serbia
Tomato leaf miner Tuta absoluta (Meyrick, 1917) (Lepidoptera: Gelechiidae), a devastating pest of tomato originating from South America has been recorded in Serbia on three localities: in tomato main greenhouse and open ...