"Lattice Design - 6x6 Simple Lattice - repeated (i.e. 4 replications)"

"Incomplete blocks analysis"
DELETE [REDEFINE=yes] _PfL
POINTER [NVALUES=4] _PfL
FACTOR [LEVELS=6; NVAL=NVALUES(Reps)] _PfL[]
GENERATE [TREATMENTS=Variety; REPLICATES=Reps; BLOCKS=Blocks] _PfL[1...4]
BLOCK Reps/Blocks
TREATMENTS Variety//_PfL[1...4]
COVARIATE "No Covariate"
ANOVA [PRINT=aovtable,information,means,%cv,cbmean; FPROB=yes; PSE=diff,lsd] Yield


"REML analysis"
VCOMPONENTS [FIXED=Variety; FACTORIAL=9] RANDOM=Reps/Blocks; INITIAL=1,1; CONSTRAINTS=positive,\
positive
REML [PRINT=model,components,means,deviance,waldTests; PSE=differences; MVINCLUDE=*;\
 METHOD=AI] Yield
