 Tell me, what do you do with your chicken waste? Waste? I don't think you should be calling it waste. It is an incredibly valuable nutrient source. Chicken poo? What do you call it? Chicken nutrient. Chicken nutrient? That sounds like it's food for chickens. We'll call it chicken poo. Joe Hilditch is from Whithurn Farms, a mixed farm on the very upper catchment of the Wye, near a river called the Arrow.