This paper had the following objectives: the optimization of  the soil fertilization according to the soil, plant, organic fertilizer analyses,  the test of some varieties of barley (in the researched arsenal), with an unknown  origin spread in this area, discovery and use of some optimum densities which will contribute to the growth of the production for grains, without the increase of the content of the protein substances and to decrease the one for the carbon hydrate, the importance and the spread at barley plant, ecological conditions from the experience time, the material and the research method, the result of own research, economical efficiency and the final conclusions.

barley; fertilization; density; production; variety

Presentation: oral