Table I.

Contents of GA₁, GA₂₀, GA₄, GA₉, and ABA in axillary buds of single-node cuttings of potato grown in vitro on various media

Medium	Day	Structure	GA1	GA20	GA4	GA9	ABA
			ng g−1
—	0	Resting bud	56.6	0.6	15.0	13.5	457
8% Suc	5	Stolon + tuber	24.3	n.d.a	10.3	8.9	163
	10	Stolon + tuber	12.8	n.d.	6.6	5.6	58
1% Suc	5	Stolon	58.7	1.0	12.7	12.1	183
	10	Stolon	36.4	0.7	16.5	15.8	80
8% Suc + GA4/7	5	Stolon	45.1	0.9	23.5	18.0	158
	10	Stolon	24.4	1.4	13.6	14.0	34

^an.d., Not detectable.