芝麻茎点枯病(Macrophoma Sesami Sawada)是河南省芝麻上的一种严重病害,一般田块发病率为60—80％,重的达90％以上,可使芝麻产量损失15.3—18.4％,含油量损失21.8％。 (一)温水浸种:采用55℃浸10—15分钟;或60℃浸种3—5分钟,可以杀死芝麻种子带菌,对种子发芽无不良影响。也可用0.1％升汞水浸种5分钟,浸种后用清水冲洗两 Sesamum fruticosa (Macrophoma Sesami Sawada) is a serious disease on sesame in Henan Province. The general incidence of fry is 60-80% and the weight is more than 90%. The yield of sesame can be reduced by 15.3-18.4% Amount of loss of 21.8%. (A) warm water soaking: soaking at 55 ℃ for 10-15 minutes; or soaking seeds at 60 ℃ for 3-5 minutes to kill the seeds of sesame seeds without adverse effects on the germination of the seeds. Also available 0.1% mercury soaked seed soaking for 5 minutes, soaked with water after soaking two