A. Rekis1,2,3*, Z. Laiadi3 1Department of Agricultural Sciences, Mohamed Khider University, P.O. Box 145, Biskra-07000, Algeria 2Scientific and Technical Research Center on Arid Regions (CRSTRA), University Campus Mohamed Khider, BP 1682 R.P., Biskra-07000, Algeria 3Laboratory of Gene

A. Ivanova1*, N. Tsenov2 1Dobrudzha Agricultural Institute, 9520 General Toshevo, Bulgaria 2Agronom I Holding, 9300 Dobrich, Bulgaria Abstract. The productive potential of the new triticale cultivars Irnik and Boomerang was investigated in a three-year field experiment (2011 – 2013) c

Abstract. Bacterial spot of tomato caused by Xanthomonas vesicatoria is an economically important disease that reduces the quality and the production yield. Races Т1, Т2 and Т3 have been differentiated in the natural population of X. vesicatoria. In this research 33 tomato varieties f