Pavlischak J. Agrotechnical practices for increase the crop and for improve food guality of corn spring barley in Pre-Carpethian

The object - is process of productivity and gualitative indices of spring barley grain depending on biological peculiarities of the sort, seed sowing rates, level of mineral nutrition and pre-sowing seed treatment by vermystym; the aims - improvement of certain elements of spring barley growing technology in Pre-Carpethian; the methods - general scientific (hypothesis, experiment, observation) , special (laboratory, field); the new approach - the role of vermystym as a stimulant for growth and development of spring barley plants was investigated, optimal rates of its use for pre-sowing seed treatment were determined for the first time in Pre-Carpethian; results - optimal rates of sowing spring barley sorts Roland and Nadia in different backgrounds of fertilization were determined, their influence on field similarity, plant growth and development, productivity, seed structure and food guality were studied, efficiency of seed treatment by vermystym was obtained; introduced at agricultural enterprises ofPre-Carpethian; the field is agriculture.