皖玉7号玉米新品种选育及栽培技术  

Breeding and Technology of the New Variety Maize-Anhui Maize No.7

作　　者：蔡士兵[1] 周素英[1] 卓越[1] 魏平民[1] 张交华 伯庆英 

机构地区：[1]安徽濉溪县农业科学研究所,濉溪235100

出　　处：《玉米科学》2002年第3期76-77,共2页Journal of Maize Sciences

摘　　要：皖玉 7号由濉溪县农科所 1997年育成 ,原代号濉 9739,组合A 2 6×沈 137。该品种属中早熟单交种 ,淮北夏播全生育期 98d。 1997～ 1999年不同产量试验中表现抗旱、抗病、抗倒性强 ,丰产稳产性好 ,在公顷保苗5 2 5 0 0株密度 ,产量 75 0 0kg以上。制种一期父本与母本同播 ,二期父本推迟 2～ 3d ,公顷保苗 75 0 0 0株 ,父母本比例 1∶5。Summary:Anhui maize No 7 was bred up by Suixi Agricutural Science and Technology Institute,its former code is Sui9739,and was bred from A 26 ×shen137,belonging to early-maturing single cross variety ,its complete period of growth in Huaibei areas is 98 days In different outputs testing from 1997 to 1999,this variety demonstrated good characteristics of arid-resistant,disease-resistant and lodging-resistant,so its output was high and steady Kept 52 500 seedlings per hectare,its output reached more than 7 500 kilogiams.When making seeds,plant male parent and female parent seed in the same term according to proportion as much as 1∶5,keep 75 000 seedlings per hectare

关 键 词：单交种 皖玉7号代 品种选育 特征特性 栽培技术 中早熟单交种 

分 类 号：S513[农业科学—作物学]