亚麻锈病发生特点及防治

从亚麻锈病的发生、发展、危害及病原菌生长发育规律到病害综合防治,进行了系统研究,明确了该病的发生与品种、土壤类型及气象因素等诸方面的关系,为病害防治提了理论依据;也明确了带菌土壤和种子是该病害主要侵染源和传播途径,用药剂防治效果可达75%以上;同时建立了综合防病体系。

The characteristics and prevention of the occurrence of flax rust disease

The paper is about the occurrence,d evelopment,harmness,separation o f pathogenic bac-teria,culturetion,identificatio n,and comprehensive prevention of f lax rust disease .It was found that th e occurrence of the disease was relate d to flax varieties,types of soil,atomaspheric factors.The finding provided theorical basis for preven tion of rust disease .The study demon strated that soil and seeds with bacteria were the main resources of i nfection and spreading path.Flax ru st disease could be prevented by fungicides.