1品种特征特性合玉25系普通玉米品种,在适应区出苗至成熟生育日数为115d左右,需≥10℃活动积温2 250℃左右。该品种幼苗期第一叶鞘紫色,叶片深绿色,茎绿色。株高282cm,穗位高119cm,成株可见14片叶。果穗圆柱型,穗轴红色,穗长19.7cm,穗粗5.0cm,穗行数14~18行,籽粒偏马齿型、黄色,百粒重39.2g。3年品质分析结果:容重716~758g/L,粗淀粉71.37%~72.79%,粗蛋白11.84%~ 1 characteristics and characteristics of varieties Co-corn 25 series of common maize varieties in the adaptive zone emergence to mature birth days is about 115d, need ≥ 10 ℃ active accumulated temperature of about 250 ℃. The seedling of the first leaf sheath purple, dark green leaves, stems green. Plant height 282cm, ear height 119cm, adult plants can be seen 14 leaves. Ear cylindrical, cob red, spike length 19.7cm, spike coarse 5.0cm, spike rows 14 to 18 lines, the grain partial dent type, yellow, 100 weight 39.2g. Three years of quality analysis results: bulk density 716 ~ 758g / L, crude starch 71.37% ~ 72.79%, crude protein 11.84% ~