Three-cross hybrid :

Three-cross hybrids

Three-cross hybrid: the first generation of a cross, defined by the breeder, between an inbred line and a simple hybrid;

Basic seed of simple hybrids: seed (a) which is intended for the production of double hybrids, three-cross hybrids or Top Cross hybrids;

seed (a) which is intended for the production of double hybrids, three-cross hybrids or Top Cross hybrids;