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7.软腐病 该病发生在田间鳞茎膨大期,外叶下部产生灰白色,半透明病斑,叶鞘基部软化后外叶倒伏,病斑往下发展,鳞茎颈部呈水浸状凹陷,不久鳞茎内部病烂,汁液外溢,并散发出恶臭味。在贮藏期受害多在颈部发病,鳞茎呈水浸状崩溃,流出白色汁液。 防治方法:选用排水好地块,培育壮苗,加强田间管理,提高抗病性。收获前一周停止浇水,收后要充分晾晒。在发病期喷洒100～150ppm硫酸链霉素或新植霉素
7. Soft Rot Disease Occurred in the field of bulging bulbs, outside the lower leaves produce gray, translucent lesions, leaf sheath base softens after the outer leaves lodging, lesion development down, the bulb neck was flooded depression, soon bulb Internal disease rotten, juice overflow, and emits a bad smell. Victims in the storage period in the neck disease, bulb collapse was flooding, white juice outflow. Prevention and treatment methods: selection of drainage plots, nurturing strong seedlings, strengthen field management, improve disease resistance. Stop watering the week before the harvest, after harvest to fully dry. In the incidence of spraying 100 ~ 150ppm streptomycin sulfate or neomycin