Multiple choice Identify the incorrect pair about 'fungal diseases - causing pathogens’ in citrus. Whisker mold - Penicillium ulaiense Mal secco - Phoma tracheiphila Blue mold - Penicillium italicum Green fruit mold - Mucor paronychia Rootlet rot - Pythium rostratum Reveal answer Fill a bubble to check yourself D Correct answer Explanation Penicillium digitatum causes green fruit mold in citrus.