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Foliar application of polyamines improve some morphological and physiological characteristics of rose
Objective This experiment was conducted to investigate the effects of foliar spray of polyamines on some morphological and physiological characteristics of rose. Materials and methods Experimental variants involved the type (putrescine, spermidine and spermine) and concentration (0 mM, 1 mM, 2 mM and 4 mM) of polyamines. In this research, the plant height, number of leaves and shoots, leaf area and thickness, fresh and dry weight of leaf and stem, the content of anthocyanin, soluble sugar,doi:10.2478/fhort-2021-0012 fatcat:cc7mbg4g6fg7vdwc7spkdz4rhq