. 2022 Nov 7;13:996220. doi: 10.3389/fmicb.2022.996220

TABLE 6.

Geometric mean enzyme activity (GMEA), Shannon diversity index (H) and Simpson diversity index (SYI) as affected by graded B levels under cauliflower-cowpea-okra cropping system (Pooled data 2015–2017).

B-levels (kg ha^–1)	Geometric mean of enzymatic activities (GMEA)			Shannon diversity index (H)			Simpson diversity index (SYI)
	Cauli-flower	Cowpea	Okra	Cauli-flower	Cowpea	Okra	Cauli-flower	Cowpea	Okra
	Vegetative stage
B₀	22.97^c	22.99^c	21.31^bc	2.35bc	2.24c	2.22c	3.76^c	3.69^bc	3.44^c
B_0.5	24.63^b	24.18^b	22.53^bc	2.36bc	2.26ab	2.24c	3.79^bc	3.71^bc	3.48^c
B_1.0	25.58^ab	24.80^b	23.27^b	2.38b	2.28ab	2.27ab	3.80^bc	3.77^b	3.53^b
B_1.5	26.33^a	25.31^ab	23.98^b	2.40ab	2.31b	2.29a	3.86^b	3.80^b	3.57^b
B_2.0	26.69^a	26.02^a	24.36^a	2.43a	2.33a	2.31a	3.94^a	3.85^a	3.64^a
Mean	25.24	24.66	23.09	2.38	2.29	2.27	3.83	3.76	3.532

	Reproductive stage in different crops^*
	Cis	Fls	Frs	Fls	Cis	Frs	Fls	Cis	Frs

B₀	24.29^b	24.14^b	23.40^b	2.34^c	2.27b^c	2.26^c	3.78^bc	3.74^c	3.75^b
B_0.5	25.89^b	25.16^ab	24.30^b	2.37^bc	2.29b^c	2.29^b	3.80^bc	3.78^bc	3.78^b
B_1.0	26.74^ab	26.04^ab	24.98^ab	2.39^bc	2.30^b	2.32^b	3.83^b	3.81^b	3.82^ab
B_1.5	27.31^a	26.54^ab	25.55^a	2.41^b	2.33^a	2.35^ab	3.88^ab	3.86^ab	3.85^ab
B_2.0	27.79^a	27.00^a	25.89^a	2.44^a	2.34^a	2.37^a	3.94^a	3.90^a	3.91^a
Mean	26.20	25.78	24.83	2.39	2.31	2.32	3.85	3.82	3.82

	Maturity
B₀	25.16^c	24.72^bc	24.09^c	2.28^c	2.25^c	2.26^b	3.74^b	3.71^bc	3.71^b
B_0.5	26.02^b	25.72^b	25.17^ab	2.31^b	2.28^ab	2.27^b	3.78^b	3.74^b	3.73^ab
B_1.0	26.69^b	26.24^a	25.80^ab	2.33^b	2.30^ab	2.29^ab	3.81^ab	3.77^b	3.75^ab
B_1.5	27.15^a	26.61^a	26.15^a	2.35^b	2.32^b	2.32^a	3.83^a	3.81^a	3.78^ab
B_2.0	27.29^a	26.77^a	26.72^a	2.38^a	2.35^a	2.33^a	3.84^a	3.83^a	3.82^a
Mean	26.46	26.01	25.58	2.33	2.30	2.29	3.80	3.77	3.76

*Cis, curd initiation stage in cauliflower, Fls, flowering stage in cowpea; Frs, fruiting stage in okra. The means followed by a different letter are significantly different at p ≤ 0.05 by Duncan’s multiple range test (values are means of 3-replicates).