Table 6.

Analysis of variance of catabolic traits for sensitive and tolerant genotypes at different levels of drought stress

Sources of variation	Degrees of freedom	Mean Square
		Stoma number upper leaves	Stoma number lower leaves	Stoma length upper leaves	Stoma width upper leaves	Stoma length lower leaves	Stoma width lower leaves
Genotype (G)	1	60.5*	24.5*	222.694**	91.312**	189.566**	70.824**
Stress treatment (S)	2	108.5**	39.5**	469.5**	235.927**	437.581**	157.3**
G × S	2	18.5*	24.5*	55.379**	17.061**	39.516*	9.125*
Error	12	4	5	7.111	2.324	6.48	1.662
CV%		7.64%	9.65%	7.27%	9.27%	7.88%	9.52%

* and ** indicate significance at the 5% and 1% probability levels, respectively.