GB/T 23392.1-2009 Technical specification for the forecast of diseases and insects on cruciferous plants.Part 1:Pernospora parasitica(Pers.)Fr. (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 23392.1-2009
Scope
This part of GB/T 23392 specifies the grading indicators, survey content and methods, forecasting data collection and forecasting methods for the occurrence of cruciferous vegetable downy mildew. This part is applicable to the forecasting and control of cruciferous vegetable downy mildew, as well as ecological research, investigation of experimental work and prediction of occurrence trend.
GB/T 23392.1-2009 history
2009GB/T 23392.1-2009 Technical specification for the forecast of diseases and insects on cruciferous plants.Part 1:Pernospora parasitica(Pers.)Fr.