Integrated selection criteria in sugarcane breeding programs using discriminant function analysis

Bulletin of the National Research Centre

Table 6 Comparing between the two supposed groups (high and low yielder genotypes) using a test of equality of group means

Traits	Group statistics				Wilks’ lambda
	Mean values and standard deviation
	(Group 1) High yielder	Standard deviation	(Group 2) Low yielder	Standard deviation
NSm⁻²	22.96	3.38	22.00	3.65	0.98^NS
SW	0.80	0.15	0.67	0.06	0.77**
SH	291.48	10.90	276.18	20.26	0.81**
SD	2.35	0.18	2.34	0.12	0.99^NS
NI	16.88	2.10	17.91	2.48	0.94^NS
Br %	20.07	1.31	20.75	0.96	0.91^NS
Sc %	14.43	1.18	14.13	0.66	0.97^NS
Pr %	72.11	4.48	68.18	3.32	0.71**
SR %	8.88	0.99	8.38	0.60	0.90^NS
CY	41.90	5.82	30.35	4.37	0.42**
SY	3.68	0.62	2.49	0.30	0.39**

NS, *, and **: NO significant, significant at 0.05 and 0.01, probability levels, respectively
NSm⁻² number of stalk/m², SW stalk weight, SH stalk height/cm, SD stalk diameter/cm, NI number of internode, Br Brix%, Sc sucrose%, Pr purity%, SR sugar recovery %, CY cane yield (ton/fed), SY sugar yield (ton/fed)