Main predecessors of biogenic amines in grapes from Dagestan

Results of definition the qualitative structure and the quantitative content of amino acids histidine, glutamate, serine and tyrosine - the main predecessors of biogenic amines in grapes of 11 table sorts which are grown up in various ecological conditions are presented. It is defined that on synthesis of histidine, glutamate, serine and tyrosine in berries high-quality features and soil and climatic factors of ampelo-ecotopes has influence.