Laboratory Studies on the Effects of Aqueous Extracts from Sorghum bicolor Stem and Zea mays (Roots and Tassel) on the Germination and Seedling Growth of Okra (Abelmoschus esculentus L.)

Table 2

Effects of aqueous extracts of sorghum stem and maize (roots and tassel) on the radicle length (cm) of seeds of okra.

Extracts g/200 mL	Time (hrs)
	24	48	72	96	120	144
A
Sorghum stem 0	0.10^a	0.77^a	1.67^a	2.29^a	2.76^a	3.12^a
Sorghum stem 5	0.00^a	0.74^a	1.66^a	2.26^a	2.67^a	3.03^a
Sorghum stem 10	0.00^a	0.67^a	1.61^a	2.23^a	2.62^a	3.02^a
Sorghum stem 15	0.00^a	0.66^a	1.18^a	1.78^a	2.29^b	2.86^a
Sorghum stem 20	0.00^a	0.31^b	0.56^b	0.92^b	1.26^b	1.85^b
Sorghum stem 25	0.00^a	0.10^b	0.46^b	0.82^b	1.14^b	1.65^b
B
Maize root 0	0.13^a	0.58^a	1.12^a	1.99^a	2.70^a	3.44^a
Maize root 5	0.00^b	0.32^b	0.81^b	1.31^b	1.78^b	2.61^b
Maize root 10	0.00^b	0.310^b	0.81^b	1.23^bc	1.63^bc	2.32^b
Maize root 15	0.00^b	0.27^b	0.73^b	1.07^bc	1.61^bc	2.00^bc
Maize root 20	0.00^b	0.16^b	0.70^b	1.02^bc	1.27^cd	1.56^c
Maize root 25	0.00^b	0.11^b	0.45^c	0.84^c	1.09^d	1.31^c
C
Maize tassel 0	0.00^a	0.85^a	2.13^a	3.17^a	3.52^a	3.88^a
Maize tassel 5	0.00^a	0.51^b	1.54^b	2.53^b	3.15^a	3.56^a
Maize tassel 10	0.00^a	0.42^bc	1.46^b	2.19^bc	2.66^ab	2.95^b
Maize tassel 15	0.00^a	0.36^bc	1.29^b	1.76^c	1.92^b	2.06^c
Maize tassel 20	0.00^a	0.31^bc	0.83^c	1.03^d	1.86^b	1.53^d
Maize tassel 25	0.00^a	0.15^c	0.57^c	0.71^d	0.84^c	1.15^d

Means followed by the same letter with the column for each treatment are not significantly different at ().