Attenuation of negative effects of saline stress in wheat plant by chitosan and calcium carbonate

Bulletin of the National Research Centre

Table 2 Effect of chitosan and calcium carbonate (0, 20 and 40 mg/L) on morphological characters of wheat plant grown under different salinity levels (0, 5000 mg/L)

Treatments	Shoot length (cm)	Leaves no/tiller	Shoot fresh wt (g)	Shoot dry wt (g)	Root fresh wt (g)	Root dry weight (g)
Control	32.00	4.33	1.90	0.61	0.41	0.10
0 mg/L saline water
20 mg/L chitosan	34.00	5.00	2.31	0.76	0.58	0.12
40 mg/L chitosan	36.00	6.00	2.79	0.94	0.70	0.14
20 mg/L CaCO₃	34.33	5.33	2.25	0.72	0.57	0.11
40 mg/L CaCO₃	38.67	6.00	2.43	0.90	0.63	0.14
5000 mg/l saline water	29.67	3.67	1.44	0.54	0.36	0.07
5000 mg/L saline water
20 mg/L chitosan	32.00	4.33	1.62	0.65	0.43	0.09
40 mg/L chitosan	34.00	5.00	2.04	0.73	0.43	0.10
20 mg/L CaCO₃	33.00	4.33	1.53	0.56	0.37	0.09
40 mg/L CaCO₃	33.67	4.67	1.81	0.65	0.42	0.10
LSD (5%)	2.70	0.81	0.21	0.07	0.06	0.01