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But she has no way to protect her crops from the plague of fall army worm, a pest that has invaded southern Africa as rainfall patterns changed.

Zambia's President Edgar Lungu has called in the air force to help contain an invasion of army worms in maize fields, his spokesman has said.

Younger fall army worms are about a half inch to three-quarters of an inch long.

They regarded them as they did the army worm.

Besides army worms, cut worms, locusts, green flies, leaf bugs, blister mites, and several others, nature has produced and rendered extremely prolific and hardy, these two particular pests, the boll weevil and the boll worm.