PHYTON-ANNALES REI BOTANICAE, vol.35, no.1, pp.37-43, 1995 (SCI-Expanded)
In this work, polphenol oxidase (PPO) activities, when used four different substrates (dopa, catechol, caffeic acid, tyrosine) oxidizing activities, during seed germination of six different plants were studied in the embryos and food tissues of the seeds depending on time.