Efficacy of Fungicides and Biopesticides for Management of Phytophthora Crown and Root Rot of Gerber Daisy

Fig. 1. Gerbera daisy with Phytophthora root rot (left). Comparison of healthy plant and root system with white roots (right) with a diseased plant exhibiting necrotic foliage and complete necrosis of root system (root rot rating = 5, dead).



Image from Plant Health Progress article:
Efficacy of Fungicides and Biopesticides for Management of Phytophthora Crown and Root Rot of Gerber Daisy