糯玉米品种比较试验分析

Analysis of waxy maize variety comparison experiment

用自育和外引玉米新品种进行品比试验。综合分析结果表明,自育新组合"30241×Y51"和"30241×N1"产量高,品质好,双穗率高,对大、小斑病免疫,株高、穗位高整齐一致,注意苗期蹲苗。外引新品种科糯168产量高,品质好,抗病性强,晚熟,株型紧凑;燕禾金2005和504产量相对较高,对大斑病免疫,株型紧凑,综合性状较好;其他品种在产量、品质、抗病性等方面存在一定的缺陷。

It was compared new variety breeded by ourselves and introduced from elsewhere. The results show that the former （30241xY51and 30241xN1） and the later （Kenuo168, Yanhejin2005 and Yanhejin 504） were suitable in Hainan province. 30241xY51 and 30241 xN1 had high yield, good quality and high percent of double ears. They have no northern and southern corn leaf blight. Controlling water was very important in the seeding stage. Kenuo168 also has high yield and good quality. It had strong resistance and late-maturing. Its plant had compact. Yanhejin2005 and 504 had higher yield. They have no northern corn leaf blight. Their plant were compact and their total characters were well. Other varieties had a defect in yield, quality and resistance.