Mitigation of water stress by compost and arginine application and its impacts on barley production

Bulletin of the National Research Centre

Table 7 Drought indices of barley as affected by compost and arginine under deficit irrigation

Varieties	Compost	SSI	STI	MP	GMP	YI	YSI	TOL	HM
Giza 125	0.0-ton fed⁻¹	0.86	0.46	0.37	0.37	0.83	0.74	0.109	0.36
	2.0-ton fed⁻¹	1.00	0.50	0.39	0.38	0.84	0.70	0.134	0.38
	4.0-ton fed⁻¹	1.21	0.61	0.43	0.42	0.89	0.64	0.188	0.41
	6.0-ton fed⁻¹	1.40	0.71	0.47	0.45	0.92	0.59	0.246	0.44
Tombari	0.0-ton fed⁻¹	0.89	0.48	0.38	0.37	0.85	0.74	0.116	0.37
	2.0-ton fed⁻¹	1.06	0.55	0.41	0.40	0.88	0.68	0.153	0.39
	4.0-ton fed⁻¹	1.21	0.63	0.44	0.43	0.90	0.64	0.191	0.42
	6.0-ton fed⁻¹	1.32	0.86	0.52	0.50	1.03	0.61	0.251	0.49
Ksar Megrine	0.0-ton fed⁻¹	1.11	0.57	0.41	0.41	0.87	0.67	0.164	0.40
	2.0-ton fed⁻¹	1.09	0.66	0.45	0.44	0.95	0.68	0.172	0.43
	4.0-ton fed⁻¹	0.75	1.04	0.55	0.55	1.28	0.78	0.139	0.55
	6.0-ton fed⁻¹	0.80	1.17	0.59	0.58	1.34	0.76	0.159	0.58
Tamellat	0.0-ton fed⁻¹	1.09	0.58	0.42	0.41	0.89	0.68	0.162	0.40
	2.0-ton fed⁻¹	0.93	0.67	0.45	0.44	0.99	0.73	0.143	0.44
	4.0-ton fed⁻¹	0.94	0.75	0.47	0.47	1.04	0.72	0.153	0.46
	6.0-ton fed⁻¹	0.85	1.13	0.58	0.57	1.31	0.75	0.167	0.57