Individuation of the best agronomic practices for organic durum wheat cultivation in the Mediterranean environment: a multivariate approach

Table 5 v test, mean in the cluster, overall mean, standard deviation (SD) in the cluster, overall standard deviation, and p value of the active quantitative variables

	v test	Mean	Overall mean	SD	Overall SD	p value
Cluster 1
Yield, t ha⁻¹	1.7	2.8	2.7	0.5	0.7	0.1
GPC, %	− 9.8	10.2	11.8	0.4	1.3	< 0.001
Plant dry weight, t ha⁻¹	− 6.8	6.7	8.5	1.1	2.0	< 0.001
Plant N content, kg ha⁻¹	− 5.4	75.2	93.1	16.7	24.7	< 0.001
HI	7.6	0.4	0.3	0.1	0.1	< 0.001
Cluster 2
Yield, t ha⁻¹	7.8	3.1	2.7	0.5	0.7	< 0.001
GPC, %	10.4	12.9	11.8	0.5	1.3	< 0.001
Plant dry weight, t ha⁻¹	1.7	8.8	8.5	1.3	2.0	0.1
Plant N content, kg ha⁻¹	3.9	101.2	93.1	21.1	24.7	< 0.001
HI	3.3	0.4	0.3	0.1	0.1	0.0
Cluster 3
Yield, t ha⁻¹	− 9.7	2.0	2.7	0.3	0.7	< 0.001
GPC, %	− 2.3	11.5	11.8	0.9	1.3	0.02
Plant dry weight, t ha⁻¹	4.2	9.4	8.5	2.4	2.0	< 0.001
Plant N content, kg ha⁻¹	0.6	94.7	93.1	27.1	24.7	0.5
HI	− 10.1	0.2	0.3	0.1	0.1	< 0.001

ISSN: 2048-7010