Претраживање
Приказ резултата 21-30 од 235
Tobacco transportation and storaging systems / Tehnički sistemi transporta i skladištenja duvana
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
Main factors that determine tobacco productions are soil composition and soil preparation, quality seedling material, high level of mechanized processes transportation, drying and storage. All these factors are interconnected ...
Impact of genetically modified crops on soil quality / Uticaj genetski modifikovanih biljaka na kvalitet zemljišta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
The soil is a complex and highly heterogeneous system with its chemical physical and biological properties varying significantly with location and time. Plants are a key driver of soil processes and influence soil systems ...
The influence of scientific-technological and industrial revolution on early development of agricultural engineering / Uticaj naučno-tehnološke i industrijske revolucije na rani razvoj poljoprivredne tehnike
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
Although the early applications of the agricultural mechanization can be dated in the I century b.c., the intensive use of the machines in agriculture started in the XIX century, as a result of the scientific and technical ...
Clean technologies in agro industry, and environmental protection in agriculture / Čiste tehnologije u agroindustriji i očuvanje životne sredine u poljoprivredi
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
Within the context of SARD (Sustainable Agriculture Rural Development) climate change intervention has become an area of growing concern for many institutions, especially as there are clear implications to the agricultural ...
Application of the certainty equivalent method for risk estimation of investments in milk production at family farms / Primena metoda ekvivalenta sigurnosti za ocenu rizika investiranja u proizvodnji mleka na porodičnim gazdinstvima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Bearers of cattle production in Serbia are small family farms. Such farms should change significantly their business operations in order to be competitive and to enable existence in future. That implies cattle breading in ...
Energetic aspects of heavy marsh soil tillage / Energetski aspekti obrade teških tipova zemljišta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
With the increase of the use of heavy machinery in heavy marsh soil tillage, the degradation of soil physical conditions like the formation of a hardpan is becoming a problem. To improve such conditions, the effects of ...
The effects of mechanized pruning of apple / Efekti mehanizovane rezidbe jabuke
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
The paper shows the results of the three year long experiments with hidraulic pruner HR-85 for pruning apple kinds (Starking Delicious, Jonathan, Golden Delicious) on stock seedling. The increase of height band width of ...
An influence of the fuel price change on optimization of total operating costs of the tillage agricultural machinery / Uticaj promene cene goriva na optimizaciju ukupnih troškova upotrebe poljoprivredne mehanizacije za obradu zemljišta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2008)
Serbian agricultural producers are facing currently with a large number of challenges that significantly influence their business activities. One of them is for sure a high fuel price. The recent fuel price increase has ...
Effects of mechanized method of liquid fertilizer application in corn production / Efekti mehanizovanog načina aplikacije tečnog startnog đubriva u proizvodnji kukuruza
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2012)
Conventional corn production assumes usage of standard inorganic fertilizers which can be added to the soil by different methods. Unlike conventional production, this research was conducted with assumption that by using ...
Numerical prediction of natural ventilation flow field in livestock buildings / Numeričko predviđanje strujnog polja pri prirodnoj ventilaciji stočarskih objekata
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2008)
This paper deals with three dimensional flow fields of livestock buildings prediction by numerical simulations and computational fluid dynamics - CFD. Flow field investigation is based on analysis of all relevant parameters ...