Non – Parasitic Disease Occurrence It is non-parasitic disease & no pathogen is involved. Parawilt occurs when crop is applied irrigarion. Or heavy rain occurs after a long dry spell. Symptoms Plant shows sudden drooping of leaves & get wilted but root system remains intact. Management Effected plants can be saved by spraying Cobalt Chloride @10 mg/L of water immediately after the appearance of symptos. There would be no recovery if permanent wilting has been taken place.