Liqud Fence Deer & Rabbit Repellents Deer and rabbits are cute until the crunching starts. These plant-munching pests have a voracious appetite for your lawn and landscape, making them a major nuisance as they eat their way through your backyard. Liquid Fence Deer & Rabbit Repellents create an invisible barrier to ward off these bothersome critters. Apply these scent-deterrent formulas year-round to hit them in the nose so they don’t come back.