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Приказ резултата 1-10 од 15
Influence of different ventilation systems on inhalable and respirable dust particles concentrations distribution in weaning and finishing fattening pig houses / Proučavanje uticaja različitih ventilacionih sistema na raspodelu koncentracija čestica inhalabilne i respirabilne prašine u objektima za odgoj i završni tov svinja
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The application of different mechanical extraction ventilation systems in reducing and controlling dust concentrations in weaned and finishing pig houses was analyzed and discussed in this work. Dust concentrations and ...
The effect of vegetation area size on grass seed yield / Uticaj veličine vegetacionog prostora na prinos semena trava
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
This paper surveys sowing norms (row spacing and seed rate) in both our country and the world, as well as the optimal seed rates in grass seed production. It gives a short overview of row spacings and seed rates applied ...
Estimation of soil nitrogen availability / Ocena pristupačnosti zemljišnog azota
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
Our research has been made on brown forest soil that is used in long-term experiments. The soil we used had a certain crop rotation (wheat-corn) and had been fertilized according to a certain system for 30 years. In the ...
Determining fertilizer quantities required for wheat / Određivanje potrebnih količina đubriva za pšenicu
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
In this experiment we used brown forest soil that has been used in long-term experiments, for 30 years, with increasing doses of introduced nitrogen fertilizer in variants. In order to determine the quantities of nitrogen ...
Some properties of Kirkham’s method for drain spacing determination in marshy - gley soil / Neke osobine metode Kirkhama za određivanje rastojanja između drenova na močvarno-glejnom zemljištu
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The aim of this work is to present some peculiarity of Kirkham’s method applied in drain spacing determination in steady state water flow in eugley soil type. The analysis was based on data obtained by measuring water ...
Effect of genotype on sugar beet yield and quality / Uticaj genotipa na prinos i kvalitet šećerne repe
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The effect of a considerable number of both domestic and foreign sugar beet genotypes on root yield and quality was investigated. The data demonstrated the most favorable results of some genotypes for root yield and sugar ...
Application of Kraijenhoff Van de Leur - Maasland’s method in drainage / Primena metode Kraijenhoff Van de Leur-Maasland u odvodnjavanju
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The aim of this work is to show some properties of the application of Kraijenhoff Van de Leur-Maasland’s method for drain spacing determination in unsteady state of flow. The analysis of the method is based on data obtained ...
Unstability of food production per capita and population: Asia / Nestabilnost proizvodnje hrane po stanovniku i stanovništva - Azija
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The basic aims of this paper are: firstly, to set up an endogenous model of food production per capita and population; secondly, to estimate the food production per capita regression equation and population regression ...
Some properties of Dagan’s method for drain spacing determination in marshy - gley soil / Neke osobine metode Dagana za određivanje rastojanja između drenova na močvarno-glejnom zemljištu
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
Dagan’s method as well as Kirkham’s one belong to the group of methods for drain spacing determination in steady state water flow conditions. Both methods are based on the assumption that drainage spacing (L) is linear ...
The influence of meteorological conditions on major quantitative and qualitative traits of buckwheat (Fagopyrum esculentum Moench) / Uticaj meteoroloških uslova na važnije kvantitativne i kvalitativne osobine heljde (Fagopyrum esculentum Moench)
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2003)
The results of two-year investigations of buckwheat raised in agroecological conditions of South Banat (Pančevo) and West Serbia (Gorobilje) are presented in the paper. Based on the obtained investigation data, we confirm ...