种植密度和植物生长调节剂对玉米茎秆性状的影响及调控

徐田军,吕天放,陈传永,刘月娥,张译天,刘秀芝,赵久然,王荣焕

Effects of Plant Density and Plant Growth Regulator on Stalk Traits of Maize and Their Regulation

XU TianJun,LÜ TianFang,CHEN ChuanYong,LIU YueE,ZHANG YiTian,LIU XiuZhi,ZHAO JiuRan,WANG RongHuan

表1 玉米生育期内的气象条件

Table 1 Meteorological condition during maize growth stage

月份 Month 降水量 Precipitation (mm) 平均气温 Average temperature (℃) 最大瞬时风速 Maximum instantaneous wind speed (m·s-1) 2015 2016 2015 2016 2015 2016 5 68.4 89.6 20.7 20.3 7.9 7.5 6 150.6 69.8 24.1 24.7 9.2 8.6 7 126.2 222.2 25.8 26.7 10.3 9.5 8 81.2 45.6 25.3 26.2 7.3 6.4 9 83.1 76.8 19.7 20.4 8.4 8.1