不同玉米品种对南方锈病的抗性比较

Resistance Comparisons to Southern Corn Rust in Different Corn Varieties

采用田间自然病圃对19个河南省主栽玉米品种进行了抗南方锈病比较。结果表明:玉米品种间对南方锈病抗性差异明显,其中鲁单981、蠡玉16、DH601抗性较强;郑单958、鲁单9002、粟玉2号对锈病抗性较差;其余玉米品种对锈病的抗性水平居中间类型。

The resistance comparisons to southern corn rust of 19 maize varieties largely planted in Henan province was conducted in infested fields.The results indicated that different varieties had different resistance to southern corn rust,the difference were significant.Ludan981,Liyu16 and DH601 had a higher resistant.Zhengdan958,Ludan9002 and Suyu No.2 were susceptible to southern corn rust.The others were middle resistant or middle susceptible.