Table 1.

Callus viability and regeneration frequency of seed-derived callus exposed to different salt treatments in three barley genotypes (mean of percentage ± SE)

Salt treatment (g/L)	Genotypes
	BB-3		BB-6		BHL-18
	CV	PR	CV	PR	CV	PR
Cont.	30.33 ± 2.02	13.33 ± 3.52	38.66 ± 2.60	20.00 ± 2.30	33.66 ± 1.20	14.66 ± 1.33
T1	25.66 ± 0.88	12.00 ± 2.30	34.33 ± 1.76	17.33 ± 1.33	28.33 ± 2.40	13.33 ± 266
T2	21.81 ± 1.38	11.11 ± 3.20	29.69 ± 1.32	16.66 ± 3.20	23.63 ± 1.04	12.96 ± 1.85
T3	17.87 ± 1.09	9.25 ± 1.85	25.15 ± 1.09	14.81 ± 1.85	19.69 ± 1.32	11.11 ± 3.20
T4	15.27 ± 0.73	7.69 ± 4.44	20.00 ± 0.96	12.82 ± 5.12	15.27 ± 1.54	10.25 ± 2.56
T5	13.33 ± 0.48	5.12 ± 2.56	16.94 ± 0.73	10.25 ± 2.56	13.05 ± 0.73	7.69 ± 4.44
T6	10.83 ± 0.96	00	14.72 ± 0.55	7.69 ± 4.44	11.66 ± 0.48	5.12 ± 2.56

Cont. without salt, T ₁ 1.5, T ₂ 2.5, T ₃ 3.5, T ₄ 4.5, T ₅ 5.5, T ₆ 6.5 g/L salt pre-treatment factors, CV callus viability, PR plant regeneration