G. Delchev Abstract. During the period 2010 – 2012, on the experimental field of the Field Crops Institute, Chirpan was carried out a field experiment with durum wheat cultivar Elbrus (Triticum durum var. valenciae). A total of 24 variants were investigated. They include vegetat

G. Delchev Abstract. The research was conducted during 2008–2010 in Field Crops Institute, Chirpan, Bulgaria. The influence of 8 different herbicides and tank mixtures on durum wheat was studied with the participation of 4 new products: Palace 75 WG – 200 and 250 g/ha, Axial 050 EC –

Z. Zlatev, T. Kolev Abstract. Changes of functional activity of the photosynthetic apparatus of four durum wheat cultivars under low positive temperature stress were studied. Parameters of chlorophyll fluorescence in dark-adapted and light-adapted leaves were analyzed, as well as leaf

G. Delchev Abstract. The research was conducted in 2007-2009 on the experimental field of the Field Crops Institute, Chirpan, Bulgaria, on pellic vertisol soil type. Factor A included no treated check and 5 retardants – Stabilan (chlormequat) – 2 l/ha, Flordimex extra (ethephon)

V. Bozhanova, D. Dechev The osmoregulation is one of the most important cell adaptation mechanisms occurred at beginning of drought. The inheritance of osmoregulation ability in durum wheat by using indirect method for trait measuring was studied. Five durum wheat genotypes with diffe

A two-factor experiment was carried out on pellic vertisol soil type in 2007-2009 on the experimental field of the Cotton and Durum Wheat Research Institute, Chirpan, Bulgaria. Factor A included 2 Bulgarian durum wheat cultivars – Vuzhod and Saturn, which belong to var. valencia