Table 1 Means, standard deviation and Shapiro–Wilk normality test of productivity and concentration of nutrients for low and high productivity subpopulations obtained in the database aiming to determine the initial and field experiment data for DRIS norms.

From: Applicability of DRIS in bananas based on the accuracy of nutritional diagnoses for nitrogen and potassium

	Subpopulation of low productivity (LP)				Subpopulation of high productivity (HP)
	x̄	σ	W	p	x̄	σ	W	p
IBD
Productivity, t ha^− 1	37.40	10.06	0.9591	0.000027	60.08*	3.32	0.9555	0.08822⁺
N, %	2.25	0.27	0.9874	0.093511⁺	2.41*	0.24	0.9597	0.14394⁺
P, %	0.17	0.02	0.9693	0.000484	0.18*	0.02	0.9660	0.21664⁺
K, %	3.08	0.49	0.9895	0.187565⁺	3.47*	0.42	0.9694	0.31563⁺
Mg, %	0.30*	0.04	0.9917	0.378431⁺	0.28	0.05	0.9073	0.00210
Ca, %	0.73	0.17	0.9892	0.172239⁺	0.74^ns	0.20	0.9757	0.47144⁺
S, %	0.15	0.03	0.9671	0.000708	0.16^ns	0.03	0.9640	0.39115⁺
Cl, %	1.03	0.20	0.9765	0.008993	1.12*	0.23	0.8377	0.00263
Fe, mg kg^− 1	86.3*	20.4	0.9674	0.000485	80.8	15.9	0.8823	0.00116
Mn, mg kg^− 1	189.4	67.0	0.9744	0.001826	218.0*	73.8	0.9604	0.16185⁺
Cu, mg kg^− 1	8.6	2.7	0.9624	0.000108	10.1*	2.8	0.9496	0.12932⁺
Zn, mg kg^− 1	18.8	3.7	0.9403	0.000001	21.4*	3.9	0.9777	0.58798⁺
B, mg kg^− 1	18.2	8.5	0.9536	0.000035	20.2*	5.3	0.9872	0.91747⁺
EBD
Productivity, t ha^− 1	47.42	5.33	0.9591	0.06406⁺	60.47*	2.20	0.9580	0.74633⁺
N, %	2.93	0.52	0.9874	0.00004	2.84^ns	0.57	0.9180	0.30193⁺
P, %	0.18	0.02	0.9693	0.00414	0.18^ns	0.02	0.9579	0.74520⁺
K, %	2.99	0.48	0.9895	0.03598	3.50*	0.24	0.8744	0.08819⁺
Mg, %	0.32	0.04	0.9917	0.82025⁺	0.31^ns	0.04	0.9487	0.62799⁺
Ca, %	0.76	0.15	0.9892	0.00508	0.73^ns	0.13	0.9420	0.54376⁺
S, %	0.17*	0.01	0.9671	0.00108	0.16	0.02	0.9807	0.96973⁺
Cl, %	1.44	0.20	0.9765	0.21016⁺	1.56*	0.11	0.9406	0.52704⁺
Fe, mg kg^− 1	90.6	13.6	0.9674	0.03140	88.8^ns	12.1	0.9910	0.99841⁺
Mn, mg kg^− 1	484.8*	298.4	0.9744	0.00000	339.9	175.1	0.7390	0.00262
Cu, mg kg^− 1	8.2	1.8	0.9624	0.00104	7.8^ns	1.7	0.8950	0.16026⁺
Zn, mg kg^− 1	21.7	1.2	0.9403	0.91959⁺	21.2^ns	1.3	0.9126	0.29909⁺
B, mg kg^− 1	22.0	1.4	0.9536	0.92948⁺	21.3^ns	1.1	0.9216	0.40524⁺

⁺denotes a normal population distribution.
*means between the LP and HP subpopulations are significantly different at ≤ 0.05 using the F test for variances of two samples.
IBD initial data base for DRIS norms, EBD experiment data base for DRIS norms from.

Back to article page

Table 1 Means, standard deviation and Shapiro–Wilk normality test of productivity and concentration of nutrients for low and high productivity subpopulations obtained in the database aiming to determine the initial and field experiment data for DRIS norms.

Search

Quick links