Cotyledonary node explants from 3 - 5-d-old seedling derived explants of Cucurbita pepo (L.) produced multiple shoots in Murashige and Skoog (MS) salts B5 vitam
The influence of essential (Cu, Ni and Zn) and non-essential heavy metals (Hg, Cr, Pb and Cd) on seed germination and early seedling growth in industrial oil cr