7 Pa. Code § 115.152
Current through Register Vol. 55, No. 1, January 4, 2025
A fertility-restoring line may be substituted for its normal counterpart in a Foundation single cross, provided that the restoring line has been back-crossed for no less than five generations to its normal counterpart and the pollen restoring line is the same in other characteristics as its normal counterpart.
7 Pa. Code § 115.152