* Generate Alpha-Design for 
* t=30 treatments
* k=5 units per block
* r=3 replicates;

proc plan seed=328173;
   treatments trt=5 of 30 cyclic (30 1 2 3 4) 5;
   factors blocks=6 plots=5;
   run;
   treatments trt=5 of 30 cyclic (30 6 17 13 24) 5;
   factors blocks=6 plots=5;
   run;
   treatments trt=5 of 30 cyclic (30 26 12 18 9) 5;
   factors blocks=6 plots=5;
   run;