遵义市部分青贮玉米新品种产量及其相关性状分析

Analysis on Yields and Related Characters of 27 New Silage Corn Varieties in Zunyi

采用随机排列田间试验,以27个青贮玉米品种为试验对象,研究了遵义市部分青贮玉米新品种的产量及其相关性状。结果表明:产量超过3000 kg/667m^(2)的品种有9个,株高在3 m以上的品种有11个,大部分品种穗位在1~1.5 m之间,绿叶数在10片以上的品种有18个。综合考虑,金玉818、黔青446、盘江7号和黔青1号这4个品种综合性状较好,产量较高,适宜在遵义市推广种植。

Using random arrangement design,the yields and related characters of 27 new silage corn varieties in Zunyi were studied in field experiment.The results showed that 9 varieties yielded over 45000 kg/hm^(2);11 varieties were more than 3 m in plant height;the ear height of most varieties were between 1-1.5 m;18 varieties had more than 10 green leaves.Based on comprehensive comparison,the four varieties Jinyu 818,Qianqing 446,Panjiang No.7 and Qianqing No.1 have good comprehensive characteristics and high yields,which are suitable for planting in Zunyi.