Rice akiochi-brown spot disease in Italy [Lombardy]. Agronomic and chemical control

abonos nitrogenados abonos nk abonos potasicos bipolaris chemical control concimi azotati concimi azotopotassici concimi potassici control cultural control de enfermedades controllo colturale controllo delle malattie crop yield cultural control date de traitement disease control enfermedades fungosas engrais nk engrais potassique epoca di trattamento fecha de tratamiento fertilisation fertilizer application flooded rice fongicide fungal diseases fungicidas fungicides fungicidi infection infezione lombardia lombardie lombardy lutte chimique lutte culturale maladie fongique malattie fungine nitrogen fertilizers nitrogen potassium fertilizers nutritional disorders oryza plant response potash fertilizers rendement des cultures rendimiento de cultivos respuesta de la planta risposta della pianta trastornos nutricionales treatment date trouble nutritionnel