Final diagnosis


Melon necrotic spot virus (MNSV)

Several leaves of the apex are covered with small chlorotic to necrotic lesions; note the presence of a young leaf drying out. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
MNSV6
MNSV5
Several chlorotic lesions dot this leaf, mainly the portion near the petiole. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
The lesions were concentrated in the area of ​​the blade near the petiole. These, initially chlorotic, became necrotic and took on a brown tint. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
Subsequently, the lesions expand to give rust-colored necrotic spots. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
MNSV4
Lesions caused by <b> Melon Screen Virus </b>, seen on the underside of the leaf blade, are small, limited in size and fatty, their center quickly becoming necrotic. (<i> Melon necrotic spot virus </i>, MNSV)
These necrotic spots are initially oily; subsequently they retain a fatty halo visible on the underside of the leaves. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
Sometimes the lesions extend and extend along the veins. <b> Melon screen virus </b> (<i> Melon necrotic spot virus </i>, MNSV)
A rather superficial dark brown to brown weathering developed on this melon stem from a pruning wound. <b> Melon screen virus (<i> Melon necrotic spot virus </i>, MNSV) </b>
MNSV8