Mature Watermelon Vine Decline: A Disease of Unknown Etiology in Southwestern Indiana

Fig. 1. An entire field of watermelon plants affected by mature watermelon vine decline. Note the presence of black plastic mulch. Mature watermelon vine decline has been observed only in the presence of plastic mulch.



Image from Plant Health Progress article:
Mature Watermelon Vine Decline: A Disease of Unknown Etiology in Southwestern Indiana