Of crops, having been killed by winter weather.(adjective)
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Use "winter-killed" in a sentence
"Left-over, winter-killed berries and carrion are the primary food sources for emerging bears in springtime ..."
"Maybe they don't want to compete with the ravens for winter-killed meals?"
"They have a couple of winter-killed deer lying about on the blood-stained snow right now, and the bones get rearranged by coyotes and ravens on a regular basis."