The experiment, organic-n fertilizer Emosan was used, with the following specifications: nitrogen (N) all – 5 %; -carbon (C) of organic biological origin – 19 %; -the elements Na, K, P, Fe, Ca, Mg – from 0.000045 % to 0.000522 %; - amino acids. The plant were cultivated as soil crops. For this purpose soil from the Agroecological centre at the Agricultural University of Plovdiv (hoder of a certificate for ecological farm) was used (Table 1).