Molecular and pathological evidence of Colletotrichum fructicola infecting onion (Allium cepa L.) in Sri Lanka
Anthracnose–twister disease is a significant fungal threat to onion (Allium cepa L.) production in Sri Lanka, particularly in dry and intermediate zones. Although species such as Colletotrichum gloeosporioides and C. siamense have been previously implicated, the full pathogen spectrum remains unresolved. During the Mah...