Content of nitrates and pigments in leaves of some parsley cultivars grown in greenhouse

Abstract

The content of nitrates, chlorophylls „a” and “b”, carotenoids determined in leaves of parsley: cultivars Common, Titan cultivars with flat-leaf and Triplex, Caderava- cultivars with curly-leaf. The content of pigments was determined by spectrophotometric method in solution of acetone extracts. Content of nitrates was determined by the photo colorimetric method and has been used Multiparameter Bench Photometers C 200.