kernel spot

kernel spot

[′kərn·əl ‚spät]
(plant pathology)
A fungus disease of the pecan kernel caused by Coniothyrium caryogenum and characterized by dull-brown roundish spots.
References in periodicals archive ?
Stink bug feeding causes two types of pecan damage: black pit and kernel spot.
If the pest feeds after shell hardening, the result is kernel spot. Here, stink bugs drill through the hardened shell, "spit" on the kernel to make it soft, and suck the meat out, leaving a black spot on the kernel.