Survey of Fungal, Nematode and Virus Diseases of Soybean in Alabama

Fig. 4. Percentage of soybean fields with reniform (RR), soybean cyst (SCN), root-knot (RKN), or lesion nematodes (LES) in 2008 and 2009.



Image from Plant Health Progress article:
Survey of Fungal, Nematode and Virus Diseases of Soybean in Alabama