NY/T 794-2004

Oilseed rape growers and agricultural technicians use this standard to develop and implement control strategies for Sclerotinia disease. It provides systematic principles and specific measures to effectively manage the disease and reduce yield losses. This standard is crucial for ensuring the healthy development of the oilseed rape industry.

油菜种植户和农业技术人员使用本标准来制定和实施油菜菌核病的防治方案。该标准提供了系统的防治原则和具体措施，帮助有效控制病害，减少产量损失。它对于保障油菜产业的健康发展具有重要意义。

This standard specifies terms, definitions, principles, indicators, measures and methods for controlling Sclerotinia disease of oilseed rape. It is applicable to the Yangtze River basin and other winter oilseed rape areas, with reference for spring and summer-sown areas. The control principle emphasizes integrated management based on resistant varieties, combining agricultural, chemical and biological control. Key terms such as economic loss allowable level, control index, leaf disease incidence, stem disease incidence, and disease index are defined to support scientific disease management.

本标准规定了油菜菌核病的防治术语、定义、原则、指标、措施和方法，适用于长江流域及其他冬油菜区，其他春油菜和夏播油菜区可参照使用。防治原则强调以抗病品种为基础，结合农业、化学和生物防治进行综合治理。标准还定义了经济损失允许水平、防治指标、叶病株率、茎病株率、病情指数等关键术语，为科学防治提供了依据。