Forewarning of stripe rust (Puccinia striiformis) of wheat in central zone of Punjab

Wheat crop is attacked by number of diseases some which cause yield losses and deteriorates quality. Rust pathogens are most important wheat can considerable economic if uncontrolled. Stripe rust, caused Puccinia striiformis f. sp. tritici, an disease common in growing areas experiencing cold humid weather conditions during the season. Different meteorological parameters influence occurrence development stripe rust northern India including Punjab. Based on investigations relationship with parameters, based prediction model for was developed using severity data (2007-08 to 2018-19) recorded at Ludhiana. The 2009-10 2019-20 used validation model. Regression maximum minimum temperature, morning relative humidity sunshine hours gave good results. Validation indicated that between observed values predicted very close.