Asparagus purple spot: field evaluation of urea application rates and timing, and calcium cyanamide application to enhance crop debris degradation and reduce disease on the emerging new crop.

Related research projects

• Asparagus: integrated management of Stemphylium purple spot
• Asparagus; evaluation of spray treatments for control of purple spot (Stemphylium vesicarium)
• Asparagus: Optimising Urea application rates and timings to reduce purple spot disease on emerging new crop and ferns