Table 3.

Chemical composition (dry matter basis, %) of corn samples¹

Planting year	Variety	Dry matter	Starch	Ether extract	Neutral detergent fiber	Acid detergent fiber	Crude protein	Ash	Gross energy (MJ/kg)
2012	LS1	85.35	73.26	3.70	10.72	2.48	9.13	1.47	18.61
	LS2	85.93	72.51	3.72	12.20	2.65	8.27	1.36	18.62
	LS3	85.14	72.95	3.72	12.07	2.63	8.62	1.31	18.59
	LS4	86.30	74.38	3.53	11.42	2.46	8.81	1.28	18.49
	Mean	85.68	73.28	3.67	11.60	2.56	8.71	1.36	18.58
	CV	0.62	1.09	2.51	5.86	3.87	4.13	6.16	0.32
2013	LS1	85.57	71.41	5.31	12.74	2.94	8.14	1.38	18.56
	LS2	85.98	72.01	4.60	14.30	2.88	8.18	1.19	18.58
	LS3	85.76	73.01	5.53	15.34	2.97	8.13	1.30	18.33
	LS4	85.21	73.15	4.34	13.35	2.87	8.56	1.51	18.19
	Mean	85.63	72.40	4.95	13.93	2.92	8.25	1.35	18.42
	CV	0.38	1.15	11.44	8.16	1.65	2.50	10.02	1.02
2014	LS1	87.75	73.40	4.06	14.99	2.07	8.51	1.27	18.45
	LS2	87.66	73.03	3.83	13.38	2.09	9.18	1.25	18.49
	LS3	88.49	73.19	4.17	13.06	2.10	9.12	1.37	18.47
	LS4	88.34	74.42	3.33	14.12	2.05	9.31	1.20	18.32
	Mean	88.06	73.51	3.85	13.89	2.08	9.03	1.27	18.43
	CV	0.47	0.85	9.69	6.18	1.07	3.94	5.61	0.42

CV, coefficient of variation.

¹All data are the results of a chemical analysis conducted in duplicate.