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The effect of interaction of systematic factors on milk performance of Simmental cows in standard lactation / Efekat interakcije sistematskih faktora na mlečnost krava simentalske rase u standardnim laktacijama
(Institut za stočarstvo, Beograd, 2012)
The effect of interaction between the farm and calving season, as well as the farm and group of lactations on milk performance traits (milk yield, yield of milk fat, 4% fat corrected milk and milk fat content) was analyzed ...
Longevity as functional traits of dairy cows / Karakteristike dugovečnosti kao funkcionalne osobine mlečnih krava
(Institut PKB Agroekonomik, Padinska skela, 2012)
It is of economic interest for breeders that dairy cattle should be long enough in production, without compromising their health or reproductive performance. In modern dairy cattle breeding programs, in addition to traits ...
Economically justified amount of investment in purchase of harvester at family farms / Ekonomski opravdan iznos ulaganja u kupovinu univerzalnog žitnog kombajna na porodičnim gazdinstvima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2012)
In the paper is analyzed possibility of purchase of harvester at family farms. Therefore, enterprise budgeting and partial budgeting methods were used, as well as discounting methods for evaluation of economical efficiency ...
Effects of aeration on groundwater quality for irrigation / Efekti aeracije na kvalitet podzemnih voda za navodnjavanje
(Naučno društvo agrarnih ekonomista Balkana, Beograd, Institut za ekonomiku poljoprivrede, Beograd i Akademija ekonomskih nauka, Bukurešt, 2012)
Volatility in agricultural production caused by the reliance on natural factors, and water is one of the basic, which provides greater production. Volatility in agricultural production caused by the reliance on natural ...