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种子消毒,就是利用各种方法处理种子以杀死种子内外带的病菌或害虫,它包括药剂处理(也叫化学方法)和温汤浸种(也叫物理方法)等。种子消毒的原则是,既要杀菌,又要保证对种子安全,可根据病菌的种类、种子带菌的部位,选择适当的消毒方法和药剂种类。如果是种子外部带菌,用一般表面杀菌剂就行;种皮下带菌,稻壳内带菌,要求药剂要有一定的渗透性;种子内部带菌,如小麦散黑穗病菌,就必须用温汤浸种或内吸剂处理。
Seed disinfection, is the use of various methods to deal with seeds to kill germs or pests inside and outside the seed, which includes chemical treatment (also known as chemical methods) and warm soup soaking (also known as physical methods). The principle of seed disinfection is to both sterilization, but also to ensure the safety of seeds, according to the types of germs, seed-bearing parts of the site, choose the appropriate disinfection methods and types of agents. If it is the seed outside the carrier, with the general surface fungicide on the line; seed coat with bacteria, rice hull in bacteria, requiring agents have a certain permeability; seed within the carrier, such as wheat powdery mildew, we must soak with warm soup or internal absorption Agent treatment.