“七五”期间,我省玉米攻关协作组经全体科研人员的努力,取得了很大的成绩,育成玉米新杂交种14个,有发展前景的苗头杂交种(组合)15个,优良自交系40余个。同时,在品种资源的群体改良、粮饲兼用玉米杂交种选育、玉米抗病性鉴定及雄性不育系的研究等方面也取得了很大进展,大大促进了我省玉米的发展。1、选育的优良杂交 During the “Seventh Five-Year Plan” period, the cooperation team of corn research in our province made great achievements through the efforts of all scientific researchers, bred 14 new hybrids of maize, 15 promising hybrids (combinations) with excellent self-quality Department of more than 40. At the same time, great progress has been made in such aspects as the group improvement of variety resources, the breeding of maize hybrids for grain and grain, the identification of the disease resistance of maize and the research of male sterile lines, which greatly promoted the development of maize in our province. 1, breeding excellent hybridization