MATERIALS AND METHODS
Plant materials
Fresh suckers of banana were collected from the orchard
grown plants located in the Plant Biotechnology and
Genetic Engineering Division (PBGE), Institution of Food
and Radiation Biology (IFRB), Atomic Energy Research
Establishment (AERE) at Savar, Dhaka. The suckers
were chopped off about 3-5 cm length and washed
thoroughly under running tap water for 10-15 min.