Lisovyi O. The improvement of the methods of fiber flax primary seed production.

. Object: methods for seed purity regeneration in fiber flax varieties. Aim: analisis on technological procedures of "classical" methodics used in primary seed production and their estimation as to a significance level. Methods: field and laboratory experiments, organoleptics, instrumental, statistics, economycs. Novelty: there has been eloborated a control method for varietal typicalness in plants over fiber content in flax stems. Results: there has been worked out the method for regeneration of the seed originated from the female elite with further multiplication which permits relia-bly to preserve primary economic properties of a variety and to shorten primary seed growing process by 2 years. Application stage: the method was tested in too scientific-research institutes of UAAS. Application area: scientific institutions, agricultural enter-prises of AIC of Ukraine.