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Prikaz rezultata 21-30 od 98
Macroeconomic reforms in Eastern and Central Europe impact on agriculture / Makroekonomske reforme u Istočnoj i Centralnoj Evropi - njihov uticaj na poljoprivredu
(Naučno društvo agrarnih ekonomista Balkana, Beograd, Institut za ekonomiku poljoprivrede, Beograd i Akademija ekonomskih nauka, Bukurešt, 1994)
Economic and political reforms in Eastern and Central Europe have caused very high social costs of transition. Social tensions have been increased owing to the slackened reforms in agricultural sector. The experience of ...
Sugarcane mosaic virus - An important pathogen on maize in Yugoslavia
(Zeitschrift fur Pflanzenkrankheiten und Pflanzenschutz, 1995)
Toxic effects of 2,4-D herbicide on fish
(Journal of Environmental Science and Health - Part B Pesticides, Food Contaminants, and Agricultural, 1994)
Acute and subacute 2,4-D toxicity to carp (Cyprinus carpio L.) were investigated. Acute toxicity (LC-50) was investigated in semi-static test during a 24, 48 and 96- hours exposition. Subacute toxicity was investigated by ...
Content of heavy metals and physiologically important elements in raw materials for the products of 'Radler' type / Sadržaj teških metala i fiziološki značajnih elemenata u sirovinama za proizvode tipa 'Radler'
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 1999)
The need for expanding assortment of beer and gaining new markets gave rise to some new products: drinks based on beer. One of such products is 'Radier' - a mixture of beer and soft drink in ratio 1:1. Thanks to their ...
Effect of organic mulch application on the yield of potato seed crop
(Acta Horticulturae, 1997)
A two-year experiment (1994-1995) to evaluate the effect of organic mulch application on the yield height and structure of potato seed crop (Solarium tuberosum L. cv. Desireé: elite origin Holland) was conducted at Kucay ...
Starch degradability of some concentrate feeds used in dairy cow nutrition
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 1999)
Starch degradability in eight commonly used concentrats was determined by the in situ method using two ruminally cannulated lactaing cows. The investigated feeds and their effective starch degradability at a rumen outlow ...
Simultaneous electrolytic production of xylitol and xylonic acid from xylose
(Journal of Applied Electrochemistry, 1991)
A new electrocatalytic process for simultaneous electrolytic production of xylitol and xylonic acid or the corresponding xylonate salts directly from α-d-xylose in alkaline solutions of neutral salt as supporting electrolyte ...
Peroxidase isoenzymes in strawberry roots infected with binucleate Rhizoctonia spp. and their implication in disease resistance
(Wiley, Hoboken, 1997)
Infection of strawberry plants with binucleate Rhizoctonia spp. results in an increase in peroxidase activity and the appearance of new isoforms of the enzyme. In healthy and diseased roots of two different strawberry ...
Functional enzymes activity and gill histology of carp after copper sulfate exposure and recovery
(Academic Press Inc Elsevier Science, San Diego, 1998)
Copper sulfate is one of the most widely used algicides for the control of phytoplankton in lakes, reservoirs, and ponds. It is also used for aquatic weed control. To study the toxic effects of copper on carp (Cyprinus ...
Comparison of binary gas mixture separations in single-membrane and two-membrane cascades
(Hungarian Journal of Industrial Chemistry, 1998)
The objective of this paper is to develop material balances, equilibrium, and transport equations for a binary gas mixture separation in the single-membrane and two-membrane cascades, and to compare their performances. An ...