Abstract The effects of 0.5-5 mg/l abscisic acid [ABA], 0.5-10 mg/l (2RS, 3RS)-1-(4-
chlorophenyl)-4, 4-dimethyl-2-(1, 2, 4-triazol-1-yl) pentan-3-ol [paclobutrazol] and 0.5-2 mg/l
α-cyclopropyl-α-(4-methoxyphenyl)-5-pyrimidinemethanol [ancymidol], 0.5-5 mg/l gibberellic
acid [GA 3] and 15-100 mg/l polyethylene glycol [PEG] 4000 supplemented in half-strength
Murashige and Skoog's (MS) medium on the production of the two major protoberberine-
type alkaloids (D, L-tetrahydropalmatine and D-corydaline) by the tubers of somatic embryo …

Abstract The effects of 0.5-5 mg/l abscisic acid [ABA], 0.5-10 mg/l (2 RS, 3 RS)-1-(4-
chlorophenyl)-4, 4-dimethyl-2-(1, 2, 4-triazol-1-yl) pentan-3-ol [paclobutrazol] and 0.5-2 mg/l
α-cyclopropyl-α-(4-methoxyphenyl)-5-pyrimidinemethanol [ancymidol], 0.5-5 mg/l gibberellic
acid [GA3] and 15-100 mg/l polyethylene glycol [PEG] 4000 supplemented in half-strength
Murashige and Skoog's (MS) medium on the production of the two major protoberberine-
type alkaloids (D, L-tetrahydropalmatine and D-corydaline) by the tubers of somatic embryo …