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Приказ резултата 31-40 од 6886
Aphids (Hemiptera: Aphididae) associated with grasslands of central Alborz, Iran / Biljne vaši (Hemiptera: Aphididae) iz travnih oblasti provincije centralni Alborz, u Iranu
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2012)
The aphid fauna associated with various host plants in grassland areas of central Alborz in Iran were studied. The samples were collected from 2002-2010 from different locations in the southern foothills of the Alborz ...
Effects of different levels of physically effective fibers in diets for cows in early lactation
(Spanish Natl Inst Agricultural & Food Research & Technolo, Madrid, 2012)
The study was conducted to investigate the effects of a total mixed ration (TMR) particle size on digestibility and production performances of the high-yielding cows in early lactation. The treatments were TMRs with ...
Bacterial diseases of maize / Bakterioze kukuruza
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2014)
Maize production intensity and economical importance in human and animal consumption, as well as in industrial processing, contributed to a permanent interest of plant pathologists in diseases affecting the crop production. ...
Technical parameters and fan sprayer quality of vineyards / Tehnički parametri ventilatora orošivača i kvalitet zaštite vinograda
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2012)
The technique of pesticide applications in viticulture, in most cases is characterized by dispersion method using air mistblowers fan. Application of this procedure essentially contributes to the quality of care and ...
The influence of consolidation parameters on grain contact surfaces BaTiO3-ceramics
(Advances and Applications in Electroceramics II - Materials Science and Technology 2011 Conference and Exhibition, MS and T 2011, 2012)
Among the modified BaTiO3 La doped BaTiO3-ceramics are intensively studied because of their attractive ferroelectric properties that can be tailored to meet the strong demands for various electroceramic components. In this ...
The effect of the system of crossing on fattening parameters of weaned lambs / Uticaj sistema ukrštanja na tovne parametre odlučene jagnjadi
(Institut za stočarstvo, Beograd, 2012)
In this paper, the effect of different systems of crossing of sheep: two-breed (PxW) and three-breed (PxWxIDF) on production results - body weight and average daily gain of lambs weaned at the age of 60 days and fattened ...
The influence of apple juice added in blackberry and sour cherryjuices on their total phenols content and antioxidative capacity
(6th Central European Congress on Food, CEFood 2012, 2012)
The study is based on the investigation of total phenol contents and antioxidant potential of blackberry and sour cherry juices blended with apple juice. The objective was to determine the effect of apple juice added in ...
Optimal flock structure of pig farm providing minimum costs / Optimalna struktura svinja na farmi sa minimalnim proizvodnim troškovima
(Naučno društvo agrarnih ekonomista Balkana, Beograd, Institut za ekonomiku poljoprivrede, Beograd i Akademija ekonomskih nauka, Bukurešt, 2017)
The study deals with the analysis of production costs, as well as the net area in the production of the herd of organizational structures at the pig farm. The question arises of the optimum production structure in the ...
A modified method for assessment of the morphological stage of development as a predictor of alfalfa herbage chemical composition and nutritive value
(Cambridge Univ Press, New York, 2013)
The aim of the current work was to investigate the possibility of modifying the existing mean stage by weight (MSW) system for evaluating the average development stage in alfalfa. The modification was performed with the ...
Biološka produkcija korovske vrste Abutilon theophrasti Medik - različitog geografskog porekla
(Herbološko društvo Srbije, 2015)
Biological production of 12 populations of weed species Abutilon theophrasti Medik. from diff erent geographical origin was studied in our agroecological conditions. Seeds of these populations were collected at the stage ...