Description:
CS-B01, 02, 04, 06, 07,10,16,17,18,25, 05sh, 11sh 12sh, 14sh,15sh, 22sh, 22Lo,and 26Lo were crossed as males with SG747, PSC355, and FM966. F11ines were randomly intercrossed using bulked pollen. The 9089 crossed bolls were harvested and seed from the 3 cultivar crosses within each CS-B line were bulked into 18 families bulks. Four more cycles of random mating were made with 1562, 4111, 5103, and 6520 crossed bolls. Equal numbers of C4S 1 seed of the 18 families were bulked for RMBUP-C4.