St. Dobreva* Field Crop Institute, 6200 Chirpan, Bulgaria (Manuscript received 17 May 2016; accepted for publication 28 October 2016) Abstract. Two of the oldest plants that nature has provided to mankind for feeding – wheat and rye, are now combined in a totally new species. In

During the 2007-2009 period in the Institute of Mountain Stockbreeding and Agriculture – Troyan a study was conducted on the possibility for twofold harvesting of annual late spring crops and mixtures for production of forage. Three pure stands of grass and legume crops and 2 mixtures