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Prikaz rezultata 11-20 od 235
Energy efficiency of the open filed and greenhouse tomato production / Energetska efikasnost proizvodnje paradajza na otvorenom i u objektima zaštićenog prostora različite konstrukcije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
The aim of this paper is to analyze energy patterns in open and greenhouse tomato production, since tomato is very important vegetable in human nutrition with tendency to be used whole year. The greenhouses used were one ...
Energy consumption for plastic covered greenhouse structures / Potrošnja energije u objektima zaštićenog prostora različite konstrukcije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
In this paper different greenhouse structures were analyzed regarding energy consumption and energy productivity in winter lettuce production. Greenhouse production is still among most energy consuming branches in agriculture ...
The influence of locomotion system on the tractors' exploitation characteristics / Uticaj hodnog sistema na neke eksploatacione karakteristike traktora
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Basic types of tractor locomotion systems and their main characteristics are presented in the paper. Pull and steering properties of the tractor are realized through a contact surface between the locomotion system and soil. ...
Technical and technological parameters special construction (self-outflanking) rotofrazer with vertical rotor / Tehničko-tehnološki parametri specijalne konstrukcije rotofreze sa vertikalnim rotorom
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
The paper explains the functioning principle of special construction (self out flanking) rotofrazer with vertical rotor, joint connection of rotor for self-outflanking machine, its application possibilities and the advantages ...
Parameters of sprincklers exploitation potential for crop production / Parametri eksploatacionog potencijala ratarskih prskalica
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2010)
More and more rigorous ecologic EU regulations are placing the users of the equipment for pesticides applying in front of the large challenges. Legislation frame for pesticides and machines applying are changing continually. ...
Air flow rate and sprayer movement on the quality of pest and disease control / Uticaj brzine vazdušne struje i kretanja orošivača na kvalitet zaštite
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2008)
The experiment conducted in the vineyard using sprayers was aimed at analyzing the effect of air flow rate and sprayer movement rate on pesticide droplets deposition on leaf surface. The concentration used was 350 l/ha. ...
Accidents with tractors on public roads in F.R. Macedonia / Nesreće sa traktorima na javnim putevima u R. Makedoniji
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2010)
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 the ...
Accidents with tractor drivers in public traffic of the Republic of Serbia / Nesreće sa vozačima traktora u javnom saobraćaju Republike Srbije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2010)
Agricultural tractors have high risk factor in causing occurrence of accidents and injuries in public transport. Large number of tractor drivers perished in Serbian public transport in ten year period (1999-2009.), and ...
Economically justified amount of investment in purchase of harvester at family farms / Ekonomski opravdan iznos ulaganja u kupovinu univerzalnog žitnog kombajna na porodičnim gazdinstvima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2012)
In the paper is analyzed possibility of purchase of harvester at family farms. Therefore, enterprise budgeting and partial budgeting methods were used, as well as discounting methods for evaluation of economical efficiency ...
Optical sensors and their application to agricultural machines / Optički senzori i njihova primena na poljoprivrednim mašinama
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
In this paper are presented the characteristics and modes of construction of optical sensors, as well as typical measuring schemes with optical sensors. As an illustration of the application of optical sensors in agricultural ...