Browsing VOL 22 *No.2 by Issue Date
Now showing items 1-9 of 9
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Effects of Maize Density and Sowing Pattern on Weed Suppression and Maize Grain Yield
Plant competition in its basic sense can be defined as competition for resources such as light, water and nutrients. The intensity of crop competition, especially competition of row crops such as maize, mostly depends ... -
The Effects of Spirodiclofen on Reproduction of Two-spotted Spider Mite (Tetranychus urticae Koch)
Laboratory bioassay was conducted to evaluate the effects of spirodiclofen on the survival, fecundity and fertility of two-spotted spider mite (Tetranychus urticae Koch) females treated as 3-days old adults with a series ... -
First Report of Tumorigenic Agrobacterium radiobacter on Raspberry in Serbia
During the spring of 2003, gall symptoms on the roots and crowns of young raspberry plants cv. Vilamette were observed near Valjevo. Phytopathogenic bacteria were isolated from diseased plant samples. Based on the ... -
Biological Traits of Botrytis cinerea Pers. Isolates Differently Sensitive to Dicarboximides
A study of biological characteristics of both field and laboratory isolates revealed that highly resistant isolates were morphologically different from their original wild types. The majority of them were less pathogenic ... -
Clavibacter michiganensis subsp. michiganensis, Bacterial Canker of Tomato: 2. Comparison of the Effectiveness of Extraction Procedures and Sensitivity of Methods for Detection in Tomato Seeds
Two seed extraction procedures, used for detection of Clavibacter michiganensis subsp. michiganensis (Cmm) in artifficially infested tomato seed lots, were evaluated. A comparison of the efficiency of pathogen detection ... -
Uncinula necator (Schow) Burr.: Source of Inoculum in Podgorica Vineyards
A study series has been organised to survey the present knowledge of the pathogen and disease, as well as microclimatic conditions in Podgorica vineyards, to examine the importance of winter treatments, proper choice of ... -
Pome Fruit Viruses in Bosnia and Herzegovina
Field surveys and laboratory tests were carried out to assess the sanitary status of pome fruit trees in Bosnia and Herzegovina. Field surveys were carried out in 10 orchards, two nurseries and one varietal collectione ... -
Headspace Solid Phase Microextraction in Pesticide Residues Analysis: 2. Apple Samples
Headspace solid phase microextraction method (HS/SPME), optimised previously for pesticide water solutions, was applied to trace residues of the pesticides chlorpyrifos, fenthion and bifenthrin in apple samples. One-hour ... -
Identification of Potato Virus Y Strains in Tobacco Crops
Five viruses: Potato Virus Y (PVY), Tomato Spotted Wilt Virus, Cucumber Mosaic Virus, Tobacco Mosaic Virus and Alfalfa Mosaic Virus, of which PVY was predominant, were detected by serological testing of tobacco samples ...