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133 Transmission of Different Nucleopolyhedroviruses by Two Ectoparasitoids – Bracon hebetor Say (Hymenoptera: Braconidae) and Euplectrus plathypenae (Howard) (Hymenoptera: Eulophidae)
The transmission of nucleopolyhedroviruses (NPVs) of Autographa gamma (AgNPV), Mamestra brassicae (MbNPV), Lacanobia oleraceae (LoNPV), Helicoverpa armigera (HaNPV) and Xantia c-nigrum (XnNPV) to their relevant larvae ... -
19 Effects of Copper-based Compounds, Antibiotics and a Plant Activator on Population Sizes and Spread of Clavibacter michiganensis subsp. michiganensis in Greenhouse Tomato Seedlings
Three copper-based compounds (copper hydroxide, copper oxychloride, copper sulphate), two antibiotics (streptomycin and kasugamycin) and a plant activator (ASM) significantly reduced population sizes and spread of C. ... -
3D Discrete Element Model of Silo Discharge
Silos are used by food industry, agriculture, mining and pharmaceutical industries for storing granular materials. The outflow properties of silos depend on the properties of the stored material and on the silo design. For ... -
3D Discrete Element Model to Describe the Draft Force and the Influences of the Tool Geometry
Virtual DEM models were developed in correspondence with the real tests. In this article we will introduce the methods of how DEM approach was used in developing a model for the prediction of draught force on cultivator ... -
A Two-Stage Approach for Multiple-Criteria Decision Making In Plant Production
The paper presents the results of research on multi-criteria decision-making in crop production which were successively used two types of research methods. In the first phase of the research has been created and solved by ... -
A Visual Basic Program for Designing of Gear Pair for Front Power Take-Off Unit Of Higher HP Tractors
With a view to fully utilize the available power, reduce soil compaction and for timeliness of tillage operations, now-a-days, front three point linkages are used in higher power tractors. So, front power take-off (PTO) ... -
About Vegetative Fabrics Biodamage Character by Electropulse High-Voltage Influence
New electrotechnological operations wide application in agricultural production nowadays is restrained as the mechanism of vegetative fabrics damage at electric influence on them, cultivated plants fabrics sensitivity ... -
Abutilon theophrasti Medic. Velvetleaf - New Invasive Weed Species in the Area of Mačva, Srem and Semberija
The subject of this paper is to indicate the permanence degree changes of Abutilon theophrasti Medic, appeared as a consequence of irregular usage of herbicides, environmental changes, as well as the applying different ... -
Accessory Machine for Monophase Complex Agro Technology
The accessory machine for monophase complex agro-technology, as a product on the market of agricultural mechanization,will cause particular interes, because the machine with its solutions is a novelty in agricultural ... -
Accidents with Tractor Drivers in Public Traffic of the Republic of Serbia
Agricultural tractors have high risk factor in causing occurrence of accidents and injuries in public transport. Large number of tractor drivers perished in Serbin public transport in ten year period (1999-2009.), and ... -
Accidents with Tractor Drivers in Public Transport in Belgrade
According to research agricultural tractors have a high risk of causing accidents and injuries of various degrees of participants in public transport. In the period from 2005. to 2010. in public transport in the city of ... -
Accidents with Tractors in Agricultural Production in Republic of Macedonia from 1999 – 2008
This paper presents the results of investigations of accidents with tractors in the agriculture of the Republic of Macedonia. Particular attention is paid to trends in the number of accidents and victims with tractors ... -
Accidents with Tractors on Public Roads in R. Macedonia
This paper deals with the results from the investigation of accidents with tractors on public roads in the agriculture of Republic of Macedonia. 495 accidents with tractors are happened (99 per year) on public roads in ... -
Accumulation and Use of Nitrogen in Durum Wheat Cultivar Predel as Influence by Fertilization
A field study was conducted during 2012-2014 to assess the effect of nitrogen fertilization on the N concentration and uptake of durum wheat cultivar Predel. N in rates 0; 80; 120 and 160 kg ha-1 was applied. The results ... -
The Accumulation of Anthocyanins and Total Phenolsduring Ripening in Cv Probus and Cabernet Sauvignon Grape Berries in Fruska Gora Wine Region
The anthocyanin and total phenols concentrations of Vitis vinifera cv Probus (Serbian wine grape variety) and Cabernet Sauvignon, during ripening in Fruska Gora region, were investigated. Phenolic ... -
Achieved Volume of Use Agricultural Mechanization as an Element of Decision-Making in Organizing Mechanized Process on Agricultural Farms
The paper presents a method to be based on known economic laws made the decision making that provides increased levels of economic efficiency of use of agricultural mechanization. It is one of the basic tasks necessary ... -
Active and Reactive Power of a Double-Fed Asynhronous Generator
This paper presents the characteristics of active and reactive power of a double-fed asynchronous generator. Mathematical model are defined applying a theory of space vectors. Expressions for active and reactive power ... -
Active Teaching/Learning at Faculty of Agriculture – 10 Years of Experience
The course in active teaching/learning (ATL) together with the method of lecture assessment by sequential analysis was developed by a pioneering group of experts from the Institute of Psychology. It was developed further ... -
Activity of Enzyme Catalase and Content of Organic Acids in Milfoil (Achillea Millefolium) on Tailing Pond „Žitkovac“ of Mining and Metallurgical Chemical Company „Trepča“
In this comparative study, the activity of enzyme catalase and total content of organic acids were determined in undergroung and above-ground plant parts of medicinal plant Achillea millefolium from tailing pond “Žitkovac” ... -
Actual Level of Organic Food Production in Serbia
Organic agriculture is often mentioned as a way of speeding up agricultural development and ensuring of better export performance. In all strategic documents related to agriculture, from the republic to the municipal ...