Abstract:

Intention to cooperating with the national development and innovation committee to carrying out the bio-breeding industrializated investigation, carried out this patent investigation work; searched patent applications and accredited patents involving high yield & resist maize breeding and breeding technique which publication date or patent publication date were from 1996 to 2007; moreover, statisticed and analysed the patent search date; the result showed that high-yield & resist maize breeding still was primary direction, and routine crossbreeding technique was still majority technique.