现在,烟叶正值烘烤期,烟叶叶部角斑病、野火病、赤星病常因大风、暴雨而暴发流行。如何防控这3大病害,烟农常感头疼,笔者结合10多年的烟草种植经验,现将自己的经验做一简单介绍,供大家参考。赤星病,该病危害大田后期烟叶,是成熟期病害,在苗期亦有发生。该病先从下部叶片发生病斑,以后逐步向上发 Now, when the tobacco is at the roasting period, tobacco leaves angular leaf spot disease, wildfire, brown spot disease often due to winds, heavy rains and outbreaks. How to prevent and control these three major diseases, tobacco farmers often feel a headache, the author combined more than 10 years of tobacco planting experience, now I will do a brief introduction of their own experience for your reference. Brown spot disease, the disease endanger tobacco late leaves, is a mature disease, also occurred in the seedling stage. The disease first lesions from the lower leaves, later gradually upward