Table 1.

Composition of media for cultivation, transformation, selection, and regeneration of hybrid poplar P. alba × P. glandulosa.

Components	M1 (Plant Propagation and Pre-Culture)	M2 (Co-Culture)	M3 (Shoot Induction)	M4 (Root Induction)
MS	4.43 g/L	4.43 g/L	4.43 g/L	2.215 g/L
Sucrose	30 g/L	30 g/L	30 g/L	30 g/L
Agar	5.8 g/L	5.8 g/L	5.8 g/L	5.8 g/L
NAA	—	0.05 mg/L	0.05 mg/L	0.02mg/L
6-BA	—	0.5 mg/L	0.5 mg/L	—
IBA	—	—	—	0.05 mg/L
Kanamycin	—	—	30 mg/L	30 mg/L
Cefotaxime	—	—	200 mg/L	200 mg/L
Timentin	—	—	200 mg/L	200 mg/L
pH	5.8	5.8	5.8	5.8