Leaf necrosis

Alternaria sp. , Cladosporium sp. , Epicoccum sp. , others
Contributor: AgriNewTech
Date Compiled: 2024
Creative Commons "Attribution-Share Alike"
Cladosporium sp.; Symptoms on wheat. Image copyright: ©Rui map Zheng/via Bugwood.org - CC BY-NC 3.0 US

Prevention

Solution Production stage (if possible with reference to BBCH scale)
Wide crop rotations
Pre-season
Bury previous crop residues
Pre-season
Avoid sprinkler irrigation
From Sowing to Harvest

Control

Solution Product Category Production stage (if possible with reference to BBCH scale) Max nb. of a. i. application/year Application Details and Notes (commercial product example) Chemical Group
Sweet orange essential oil
Biological fungicide
From BBCH 50 to BBCH 69
4 per crop cycle
(PREV-AM® PLUS) Dosage: 2 L/ha
Natural compound
Sulfur
Biological fungicide
Start of treatments since there are favorable conditions for the development of infection. Suspend treatments 5 days before harvest
1
(Zolfo Flow MCT) Dosage: 3,5-4,5 L/ha
Inorganic
The information made available here has been obtained from or is based upon sources believed by CABI to be reliable but is not guaranteed as to accuracy or completeness. Anyone acting or relying on such information does so entirely at their own risk. The efficacy of the IPM methods included above will depend on local conditions and might not always be suitable everywhere within the specified country.