Now showing items 1-15 of 15

  • Assessment of microbial activity and biomass in different soils exposed to nicosulfuron 

    Santric, Ljiljana; Radivojevic, Ljiljana; Gajic Umiljendic, Jelena; Djurovic-Pejcev, Rada; Saric-Krsmanovic, Marija
    The effects of the herbicide nicosulfuron on the abundance of cellulolytic and proteolytic microorganisms, activity of β-glucosidase and protease enzymes, and microbial phosphorus biomass were examined. A laboratory ...
  • A Bioassay Technique to Study Clomazone Residues in Sandy Loam Soil 

    Gajic Umiljendic, Jelena; Radivojevic, Ljiljana; Djordjevic, Tijana; Jovanovic-Radovanov, Katarina; Santric, Ljiljana; Djurovic-Pejcev, Rada; Elezovic, Ibrahim
    A bioassay test was conducted to evaluate the sensitivity of maize, sunflower and barley to clomazone residues in sandy loam soil. Clomazone was applied at different rates from 0.12 to 12 mg a.i./kg of soil. The parameters ...
  • Chemical control of field dodder in alfalfa 

    Saric-Krsmanovic, Marija; Bozic, Dragana; Malidza, Goran; Radivojevic, Ljiljana; Gajic Umiljendic, Jelena; Vrbnicanin, Sava
    Parasitic flowering plants have recently come into focus of research interests as a result of their notable expansion and increasing damage that they are causing in agricultural fields. Damage caused by field dodder in ...
  • Community Arctio-Artemisetum vulgaris (Tx. 1942) Oberd. et al. 1967.: the Most Widespread Ruderal Community at Pančevački rit 

    Stankovic-Kalezic, Radmila; Jovanovic, Slobodan; Janjic, Vaskrsija; Radivojevic, Ljiljana
    A several-year investigation of distribution, phytocoenological differentiation, floristic composition and structure of the ruderal flora and vegetation, and relative anthropogenic influences was conducted in the area ...
  • Development of Water Based Pesticide System 

    Gasic, Slavica; Brkic, Dragica; Radivojevic, Ljiljana; Tomasevic, Andjelka
    It is well known that emulsifiable concentrates (EC), besides good properties have problem with a high solvent content thus are not environmental friendly and can cause problems for users. The interest in developing ...
  • Effects of Metribuzin on the Activity of Some Enzymes in Soil 

    Santric, Ljiljana; Radivojevic, Ljiljana; Gasic, Slavica; Stankovic-Kalezic, Radmila; Gajic-Umiljendic, Jelena
    Eeffects of metribuzin on the activity of some enzymes in soil was investigated. Trials were set up in the laboratory on a clay loam soil. Metribuzin was applied at 12.0, 24.0 and 60.0 mg/kg soil rates and soil samples ...
  • Effects off Atrazine on Soil Microorganisms 

    Radivojevic, Ljiljana; Santric, Ljiljana; Stankovic-Kalezic, Radmila
    Effects of the herbicide atrazine on soil microorganisms was investigated. Trials were set up in laboratory, on a clay loam soil. Atrazine was applied at 8.0, 40.0 and 80.0 mg/kg soil rates. The abundance of total ...
  • Hematological Effects of Herbicide Avalon® (Bentazon+Dicamba) in Rats 

    Brkic, Dragica; Szakonyne-Pasics, Ilona; Gasic, Slavica; Karan, Vesela; Radivojevic, Ljiljana; Neskovic, Nesko
    Hematological effects of the herbicide Avalon (GAL-57), a mixture of bentazon and dicamba, were tested on rats. Avalon was administered by gavage at three and four dose levels (250, 500, 1000 and 1250 mg/kg weight/day) ...
  • Impact of Different Adjuvants and Modes of Application on Efficacy of Rimsulfuron in Maize 

    Radivojevic, Ljiljana; Gasic, Slavica; Gajic Umiljendic, Jelana; Santric, Ljiljana; Brkic, Dragica
    Field studies were conducted in order to investigate the efficacy of herbicide rimsulfuron in maize with three various commercial products (WG and OD formulations), in combination with three different nonionic adjuvants ...
  • Maize, Sunflower and Barley Sensitivity to the Residual Activity of Clomazone in Soil 

    Gajic Umiljendic, Jelena; Jovanovic-Radovanov, Katarina; Radivojevic, Ljiljana; Santric, Ljiljana; Djurovic, Rada; Djordjevic, Tijana
    Sensitivity of maize, sunflower and barley to clomazone residues in loamy soil was assessed in the study using bioassay. Clomazone was applied at a series of concentrations from 0.12 to 12 mg a.i./kg of soil. After 14 ...
  • Micronucleus frequencies in peripheral blood lymphocytes in a Serbian human population exposed to pesticides 

    Jovicic, Dubravka; Pajic, Jelena; Radivojevic, Ljiljana; Rakic, Boban; Saric-Krsmanovic, Marija
    Micronucleus (MN) is a biomarker widely used in biomonitoring studies for determining the genetic risk associated with exposure to pesticides. The purpose of this study was to assess damage to the genetic material of ...
  • Multiresidue Analysis of Pesticides in Soil by Liquid-Solid Extraction Procedure 

    Djurovic, Rada; Djordjevic, Tijana; Radivojevic, Ljiljana; Santric, Ljiljana; Gajic Umiljendic, Jelena
    A multiresidue method for simultaneous determination of four pesticides (diazinon, acetochlor, aldrine and carbofuran) belonging to different pesticide groups, extracted from soil samples, is described. The method presented ...
  • Pesticides in Soil: Effects on Microorganisms 

    Radivojevic, Ljiljana; Santric, Ljiljana; Stankovic-Kalezic, Radmila
    Since their discovery to the present day, pesticides have been an inevitable segment of agricultural production and efforts have been made to synthesize compounds that would share a required efficacy along with selectivity, ...
  • Rimsulfuron in Soil: Effects on Microbiological Properties under Varying Soil Conditions 

    Radivojevic, Ljiljana; Santric, Ljiljana; Jelena, Gajic Umiljendic
    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 ...
  • Temperature Effects on Cuscuta campestris Yunk. Seed Germination 

    Saric-Krsmanovic, Marija; Bozic, Dragana; Pavlovic, Danijela; Radivojevic, Ljiljana; Vrbnicanin, Sava
    Studies of biological characteristics of seeds and conditions for their germination have a major importance for planning and executing rational measures of weed control. The aim of this study was to investigate the effect ...