江苏淮安市一读者来电话问,水稻胡麻叶斑病与叶稻瘟在症状上有哪些差别。稻瘟病有苗瘟、叶瘟、节瘟、穗瘟(包括穗颈瘟、枝梗瘟、谷粒瘟)之分。叶瘟一般在秧苗3叶期后至穗期在叶片上发生,常见的病斑是慢性型病斑。病 Huai’an, Jiangsu, a reader calls to ask, rice flax leaf spot and leaf blast in what are the differences in symptoms. Rice blast has seedling blast, leaf blast, section blast, head blast (including panicle blast, branch stem blast, grain blast) points. Leaf blast usually occurs after leaves of the 3rd leaf stage of the seedling to the panicle, and the common lesion is the chronic type of disease spot. disease