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Now showing items 11-20 of 152
Isolation and characterizing saprogenic thermophilic bacteria from manure as reason for compost production / Izolacija i karakterizacija sporogenih termofilnih bakterija iz stajnjaka, kao osnov za proizvodnju komposta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
This paper shows results of isolation and identification thermophilic bacteria from manure. Total number of sporogenic bacteria in manure was 2.1 x 107 g-1. It is investigated presence of Bacillus licheniformis, Bacillus ...
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 ...
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. ...
Development of agricultural machines for new technologies implementation at heavy soils use processes, effects and consequences / Razvoj poljoprivredne tehnike za primenu novih tehnologija u procesima eksploatacije teških zemljišta, efekti i posledice
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
Soil compaction is a result of degradation processes caused by human activity. Such unwanted alterations of soil structure result in decreased soil and crop productivity. Reduced tillage significantly influence on crop ...
Choice of aggregate for deep tillage in the establishment of orchards / Izbor tma za duboku obradu zemljišta pri podizanju višegodišnjih zasada
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2006)
The choice of the appropriate aggregate for deep tillage is an issue of major concern in the technology of orchard establishment. Conventional technologies include trenching or sub soiling used to improve the mechanical ...
Effects of sold cattle manure composting / Efekti kompostiranja čvrstog goveđeg stajnjaka
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
Compost production from natural solid cattle manure, as a mixture of excrements and wheat straw, is relatively new process in our agriculture. In this paper are investigated possibilities and effects of this kind of treatment ...
Air temperature and humidity variations in the tied cows house by different roof cooling fans working regimes / Promene temperature i vlažnosti vazduha u objektu za vezano držanje krava pri višestepenom režimu rada krovnih ventilatora
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Analysis of roof cooling fans function in several working regimes is presented. The main goal of the research was to define the influence of fan working regime on inside air temperature and velocity. Those two are the main ...
Defining of parameters for economical efficiency estimation of family dairy farms / Utvrđivanje parametara za ocenu ekonomske efikasnosti porodičnih farmi muznih krava
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Analysis of all significant parameters for the study of economical efficiency of investments in family farms is presented in this paper. The research included small family dairy farms of 50 dairy cows with the younger ...
Exploitations parameters of maize seed harvesters / Eksploatacioni parametri kombajna za ubiranje semenskog kukuruza
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2008)
Maize is one of the most important crops and one of the most significant naturally renewable energy source, but also numerous very different products. The maize seed production is much more complex, sensitive and expense ...