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Aerobic and anaerobic incubation: Biological indexes of soil nitrogen availability / Aerobna i anaerobna inkubacija - biološki indeksi pristupačnosti azota zemljišta
(Matica srpska, Novi Sad, 2005)
Our researches have been made on brown forest soil that had been used in long-term experiments set up according to specified fertilization system for over 30 years. We have chosen those experiment variants in which quantities ...
Devices for oxygen content increment in warm water fish ponds / Uređaji za obogaćivanje vode kiseonikom na toplovodnim ribnjacima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
Successful and high yield warm water fish production (mostly carp) is mainly limited by the content of dissolved oxygen in the water. Oxygen content in fish pond water varies according to daily and seasonal fluctuations ...
A study on classification and characteristics of kajmak / Prilog proučavanju i klasifikaciji kajmaka
(Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad i Savez hemičara i tehnologa, Beograd, 2005)
Industrial production of kajmak requires production procedure standardization in order to get a product with standard characteristics. Better knowledge of processes involved in production and maturation stages of kajmak ...
A study of the adsorption thermodynamics of n-hexane on ion-exchanged X zeolites / Termodinamika adsorpcije n-heksana na jonski izmenjenim X zeolitima
(Srpsko hemijsko društvo, Beograd, 2005)
In this work, the free energy changes and entropy changes of adsorption of n-hexane on zeolites of the MxNa87-2xX (M=Co,Ni,Zn,Cd) type were determined using their isosteric sorption heats. It was found that the exchange ...
First report of pear decline phytoplasmas on pear in Serbia.
(Amer Phytopathological Soc, St Paul, 2005)
Influence of protein mixture level and population density on the production of pheasant chickens / Uticaj nivoa proteina i gustine naseljenosti na proizvodnju fazančića
(Udruženje šumarskih inženjera i tehničara Srbije, Beograd i Univerzitet u Beogradu - Šumarski fakultet, Beograd, 2005)
Due to the great income from their hunting, pheasants are the most widely populated feathery game in our hunting grounds. Captive breeding system is one of the methods to secure the sufficient number of pheasants. This ...
Weed control lightening the green house with light cables / Suzbijanje korova osvetljenjem plastenika svetlovodima
(Institut PKB Agroekonomik, Padinska skela, 2005)
In this paper is given the suggestion that one plant parts of plant or more plants should be lighted with light from light cable from light source, light would be brought by light cable and only certain parts of plant ...
The specifics of technical and exploitation properties of micro-irrigation systems in greenhouse production / Specifičnosti tehničko-eksploatacionih karakteristika sistema za mikro navodnjavanje u zaštićenom prostoru
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
During the growth of cucumbers on the experimental field "Zeleni hit d.o.o." Belgrade inside of high tunnel the different systems were tested: micro sprinkler Agridor-4190 and T-tape drip irrigation with different flows ...
Importance of phenological observations and predictions in agriculture / Značaj fenoloških osmatranja i prognoziranja u poljoprivredi
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2005)
Phenology can contribute to many scientific disciplines from climate change, biodiversity, agriculture and forestry to human health. The knowledge of timing of phenological events and their variability can provide valuable ...
Determination of inorganic compounds in drinking water on the basis of household water heater scale / Određivanje neorganskih jedinjenja u vodi za piće ha bazi kamenca
(Univerzitet u Novom Sadu - Tehnološki fakultet, Novi Sad, 2005)
The concept of fractional extraction from sediment - in our analyses it is scale, is based on the assumption that uranium with a solid substance conform bonds of different strength and that these bonds can be gradually ...