Potential Regulatory Role of Gibberellic and Humic Acids in Sprouting of Chlorophytum borivilianum Tubers

Table 2

Sprout length (cm) and total root length (cm) during early growth as affected by concentration of gibberellic acid (GA₃) and humic acid (HA).

Treatments	7 DAS		14 DAS		21 DAS		28 DAS
	SL	TRL	SL	TRL	SL	TRL	SL	TRL
Control	0.48^e	2.53^d	0.73^e	3.90^c	1.23^c	9.23^d	1.97^d	21.55^c
10 mg L^−1 GA3	0.65^d	3.23^bc	1.45^bc	7.73^ab	2.00^b	13.28^bc	2.40^c	26.53^bc
15 mg L^−1 GA3	0.63^d	3.48^bc	1.32^c	7.05^b	1.53^c	14.23^b	2.28^cd	28.85^b
20 mg L^−1 GA3	0.60^d	4.30^a	1.70^a	8.95^a	2.55^a	21.88^a	3.55^b	36.40^a
5% HA	0.85^c	3.03^cd	1.35^cd	5.15^c	2.31^ab	14.83^b	3.28^b	29.93^b
10% HA	1.35^a	0.00^e	1.75^a	4.08^c	2.55^a	11.18^cd	4.10^a	24.80^bc
15% HA	1.18^b	3.85^ab	1.50^b	7.93^ab	2.43^a	20.83^a	3.43^b	35.20^a
Prob. > 𝐹	0.16	0.77	0.13	1.49	0.25	2.91	0.39	5.27

DAS, SL, and TRL indicate days after sprouting, sprout length (cm), and total root length (cm), respectively. Means with the same letter in the same column are not significantly different by LSD.