烤烟红花大金元“两黑一青”病的预防及补救措施

Preventive and Remedial Measures of "Two Black and One Green" Disease of Flue-cured Tobacco Honghuadajinyuan

为进一步明确烟草"两黑一青"病的预防及补救措施,以烤烟红花大金元为研究对象,提出了调控土壤酸碱度、农家肥腐熟灭菌、培育健壮幼苗、带药移栽、带药追肥、适时揭膜培土和优化排水7项以截断病害感染源为前提的预防措施和几种药物综合治疗的补救措施,旨在为减轻"两黑一青"病对红花大金元的危害提供理论依据。

In order to further clarify the preventive and remedial measures of tobacco"Two Black and One Green"disease,flue-cured tobacco Honghuadajinyuan was used as the research object,seven preventive and remedial measures were proposed,such as regulating soil pH,sterilization of farmyard manure,nurturing robust seedlings,transplanting with drug,topdressing with drug,removing film timely and optimizing the drainage,in order to cut off the source of disease.Several drug combined remedial treatments were proposed,so as to provide theoretical basis for alleviating the harm of the"Two Black and One Green"to Honghuadajinyuan.