一、论文宣读共收到和宣读了27篇,包括水稻(稻瘟、纹枯、白叶枯、稻曲),小麦(赤霉、白粉、叶锈、全蚀)、玉米(小斑)、棉花(枯萎)、谷子(白发、黑穗)、橡胶(白粉)等6种作物13种病害,内容都在病害发生、流行的规律基础上,探讨了病害的为害损失规律。 A total of 27 papers were read and read, including rice (rice blast, withered leaf, white leaf dry, rice song), wheat (scab, white powder, leaf rust, total eclipse), corn Thirteen diseases of six kinds of crops, including cotton (wither), millet (white hair, black ear) and rubber (white powder), were studied on the basis of the occurrence and prevalence of diseases.