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红麻生产上的一个严重问题,就是栽培品种易感染根结线虫病。曾有人将此病引致的根结误认为豆科植物的根瘤而造成混乱。为给生产,教学和研究提供资料,兹将本病发生及研究概况整理简述于下: 为害情况世界种植红麻的国家均有该病,我国主要分布于长江流域和华南麻区,黄淮海麻区的局部地区也有发生。以连作砂质土壤发病最重,一般减产20—30%,严重者达50%以上,甚至失收。1981年统计,广东、
A serious problem with kenaf production is that cultivars are susceptible to root-knot nematodes. Some people have caused the root cause of the disease mistaken for legume nodules and cause confusion. In order to provide information on production, teaching and research, this disease is summarized and summarized in the following: The situation of harm The world planting kenaf disease in the world, China is mainly located in the Yangtze River and South China area, the Huang-Huai-Hai Some areas have also occurred. Even as the most serious incidence of sandy soil, the general cut 20-30%, in serious cases up to 50% or more, and lost. 1981 statistics, Guangdong,