The plant elicitor is a new kind of plant fungicide discovered in recent years, of which benzothiadiazole(BTH) is the important one.
植物抗病诱导剂是近年来发现的一种新型植物杀菌剂，苯并噻二唑类（BTH）就是其中重要的一类。
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Based on the BASDA BTH-50 portable color ultrasonic diagnosis project, it aims to make it easy to operate and reduce the incorrect operation rate in weak light.
BTH had a higher efficiency to induce GUS expression than SA indicated by GUS staining strength and had no phytotoxicity to plant within effective concentration.