不同杀菌剂对向日葵菌核病的田间防治效果

张海洋, 李海燕, 孟庆林, 何超群, 刘树清

Effects of Different Fungicides on Field Control of Sunflower Sclerotinia Rot

Zhang Haiyang, Li Haiyan, Meng Qinglin, He Chaoqun, Liu Shuqing

表3 5种杀菌剂对向日葵产量及其构成因素的影响

Table 3 The effects of five fungicides on sunflower yields and its components

处理 Treatment 药剂 Fungicide 实粒率 Rate of filled seeds (%) 空壳率 Rate of empty seeds (%) 百粒重 100-grain weight (g) 单盘重 Weight per disc (g) 产量 Yield (kg/hm2) 较对照增产 Yield increase compared with CK (%) T1 50%啶酰菌胺WG 96.33 3.67 13.09 158.01 3 554.36aA 34.58 T2 20%吡噻菌胺SC 93.80 6.20 11.86 148.76 3 298.97abAB 24.91 T3 75%拿敌稳WG 93.33 6.67 11.85 140.53 2 708.72cdB 2.56 T4 10%丙硫唑SC 90.50 9.50 12.73 152.24 3 247.69abcAB 22.97 T5 24%噻呋酰胺SC 89.17 10.83 12.04 137.61 2 737.95bcdB 3.67 CK H2O 82.29 17.71 11.02 130.66 2 641.03dB –