无人机飞播时期及播种方式对冬油菜产量、品质和经济效益的影响

赵希梅, 李琪, 严如玉, 向风云, 李雅琼, 李绪勋, 邹家龙, 李继福

Effects of UAV Aerial Seeding Period and Seeding Methods on Yield, Quality and Economic Benefits of Winter Oilseed Rape

Zhao Ximei, Li Qi, Yan Ruyu, Xiang Fengyun, Li Yaqiong, Li Xuxun, Zou Jialong, Li Jifu

表2 飞播时期对冬油菜产量及其构成的影响

Table 2 Effects of aerial seeding period on yield and its components of winter rapeseed

处理 Treatment 产量 Yield (kg/hm2) 秸秆量 Straw biomass (kg/hm2) 密度（株/m2） Density (plant/m2) 单株角果数 Siliques per plant 每角粒数 Number of seeds per silique 千粒重 1000-grain weight (g) CK 1256d 4184d 20c 257d 24b 3.17c T1 2981b 8674b 20c 394b 21c 3.24b T2 2450c 7116c 28a 325c 22c 3.01d T3 3391a 9462a 19c 481a 26a 3.26ab T4 3442a 8975a 17d 429ab 25a 3.45a T5 3125ab 8793ab 23b 453a 22c 3.28ab