Table 1. Energy and lysine concentrations of the experimental diets (as-fed basis)

Item	Grower phase I			Grower phase II			Finisher
	HP1)	MP2)	LP3)	HP	MP	LP	HP	MP1	MP2	LP
ME (Mcal/kg)	3.34	3.30	3.26	3.35	3.33	3.25	3.35	3.25	3.25	3.25
Total Lys (%)	1.20	1.10	1.00	1.10	1.02	0.93	0.90	0.80	0.85	0.72
Lys:ME (g/Mcal)	3.59	3.33	3.07	3.29	3.06	2.86	2.69	2.46	2.62	2.22

Commercial diets with high, medium, and low planes of nutrition, respectively.
HP, high plane; MP, medium plane; LP, low plane; ME, metabolizable energy.