Impact of mixtures between retardants and combined herbicides on the sowing properties of the durum wheat

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)
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