Table 2. Scenarios proposed to fit the real data set with Models NB, Pois, Normal and LN.

Scenario	Main Effects			Nested Effect	Interaction Effects
	E	L	G	R(E)	EL	EG
S1	X	X		X
S2	X		X	X
S3	X	X		X	X
S4	X		X	X		X

E, Environment; R, blocks; L, lines; G, lines taking into account markers; EL and EG, interaction effects of E and L, and E and G; R(E) blocks nested in the environment.