Table 2
Effect of age on hematological parameters in field test of endurance horses

Items	Group	Experimental conditions (M ± SD)				Sig.
Items	Group	T0	T1	T2	T3	Sig.
Packed Cell Volume	G1	39.40^Aa ± 4.51	50.40^Aa ± 3.65	46.20^Aa ± 5.89	43.60^Aa ± 8.91	NS
	G2	39.71^Aa ± 6.13	56.14^Ab ± 10.12	51.00^Aa ± 9.38	41.57^Aa ± 8.14	**
	G3	43.29^Aa ± 2.75	54.71^Ab ± 5.74	48.29^Aa ± 9.86	41.85^Aa ± 5.05	**
Hemo-globin	G1	12.06^Aa ± 2.43	24.60^Aa ± 6.29	23.58^Aa ± 7.72	20.82^Aa ± 10.38	NS
	G2	10.14^Aa ± 1.02	19.26^Ab ± 6.06	21.49^Ab ± 5.35	21.40^Ab ± 7.17	**
	G3	12.50^Aa ± 2.59	23.43^Ab ± 6.08	25.87^Ab ± 6.41	25.70^Ab ± 6.61	***