青霉素在香石竹组织培养中的作用

青霉素10-80万单位/1对香石竹(Dianthus caryophyllus L.)愈伤组织芽的分化有促进作用,对愈伤组织苗的生长有抑制作用。在80万单位/1浓度时芽生长出现异常现象。青霉素对杆插苗的生长有抑制作用。随着苗的生长、浓度的提高,对发生根的抑制增强,对芽的抑制减弱,以至消失。在香石竹培养中对消除玻璃化苗、叶色彩化有明显效果。

EFFECTS OF PENICILLIN IN TISSUE CULTURE OF CLOVE CARNATION

Penicillin 10-80 M.u/1 has promote the bud differentiation and control over the growth of the bud from callus of the clove carnation. When penicillin is at the concentrations of 80 M.u/1 can bring abnor-mal phenomena to the growth of the buds. Penicillin has control over the growth of the cuttings. With the growth of the shoots and the heighten of its concentration penicillin control over the adventitious rooting increases and the control over bud growth weakens or even disappears. Penicillin gives evident effect to the elimination of vitrification and turn colur of leaves in the tissue culture of clove carnation.