Usage of PN78599 Group Germplasm in Breeding and Produce of Maize in China

PN78599 was introduced from the U.S.Pioneer in the late 1980s,which belonged to tropical corn hybrids,because of its high general combining ability,good quality,lodging resistance,outstanding resistance to leaf disease,the major breeding units have been based on material in its breeding of a group,directly or indirectly applied to the production of inbred lines,the group with a group of high-yield,high resistance,high-quality new varieties of maize for maize production in China.The main use of heterotic patterns for PN78599 group germplasm cross Tangsipingtou,Luda reid cob group,Reid group,Lancaster group,etc.