G. Kikindonov, Tz. Kikindonov, S. Enchev* Agricultural Institute, 9700 Shumen, Bulgaria (Manuscript received 14 May 2016; accepted for publication 23 June 2016) Abstract. The gynogenesis of isolated in vitro ovules is a basic method for the receipt of haploid plants and doubled haploi

G. Kikindonov Abstract. Sugar beet (Beta vulgaris var. saccharifera) is the culture used for crystal sugar production in the countries with moderate climate. It could be used as excellent succulent forage for ruminants and for preparation of sweet juice. Recently there has been an inc