Table 4. Isolated mutants with high yield and protein content in M₃ generation.

Mutant code	Mutagens	Concentrations (%/ppm)	Yield (g)	Protein content (%)	Remarks
Control	-	-	2.35	24.36	Normal yield
A	Caffeine	0.10%	3.72	25.29	Increased yield
C	Caffeine	0.50%	3.94	26.21**	High yield
G	EMS	0.10%	4.43	24.64	High yield
H	EMS	0.25%	3.46	24.55	Increased yield
I	EMS	0.50%	3.03	25.50*	Moderately increased yield
J1	EMS	0.75%	3.58	24.82	Increased yield
M	Pb(NO3)2	40ppm	2.88	25.24	Moderately increased yield
P	Cd(NO3)2	20ppm	2.79	24.32	Moderately increased yield

Values with an asterisk (*) and (**) differ significantly at the 5% and 1% level (p< 0.05 and p< 0.01) respectively.