nematode | Soybean | soybean | Nematode | root-knot nematode | Microbial cyst | Epoxidized soybean oil | Cyst nematode | Cross section though a soybean (''Glycine max'' 'Essex') root nodule. The bacterium, ''Bradyrhizobium | Colloid cyst | buccal bifurcation cyst |
Plants in both natural and cultivated populations carry inherent disease resistance, but there are numerous examples of devastating plant disease impacts (see Irish Potato Famine, Chestnut blight), as well as recurrent severe plant diseases (see Rice blast, Soybean cyst nematode, Citrus canker).