Table 2.

Starch content estimates (% dry matter) obtained for different samples by using the original method of Zinn [1] and the modified method.

	Methoda
Sampleb	Zinn [1]	Modified method
Maize grain	39.05 ± 1.42	75.09 ± 0.19
Sorghum grain	24.69 ± 0.67	71.64 ± 0.51
Abomasal digesta WG	41.14 ± 3.20	60.83 ± 0.50
Abomasal digesta 70	33.41 ± 1.02	16.30 ± 0.22
Faeces WG	24.08 ± 3.29	31.85 ± 1.18
Faeces 70	33.39 ± 1.26	17.16 ± 0.62

^aMean ± standard error.

^bWG, samples obtained from an animal fed a whole-grain diet; 70, samples obtained from an animal fed a diet with 70% of concentrate (30% of forage in a dry matter basis).