Granulated Feather Meal is 100% natural, and is listed by the Organic Materials Review Institute (OMRI), the Washington State Department of … Hydrolyzed Feather Meal is the protein product derived from feathers produced in a pressure cooking rendering process. https://www.bettervegetablegardening.com/feather-meal-fertilizer.html Hydrolyzed Chicken Feather Meal … Granulated Feather Meal contains no free ammonia or nitrates. It is one of many ingredients that a nutritionist will use to formulate a complete feed. Also useful for organic farming applications, Hydrolyzed Feather Meal … Hydrolyzed feather meal is a natural source of protein and minerals, including calcium and phosphorus, which are used as ingredients in animal feed for pet food, swine, birds, fish and other non-ruminant … Feather meal, a by-product of poultry processing is cooked and sterilized under intense heat using steam pressure cookers then dried and ground into a meal. Our feather meal is 13% Nitrogen. Hydrolyzed Chicken Feather Meal is the product resulting from the treatment under pressure of clean, fresh feathers from slaughtered chickens, free of additives, and/or accelerators. Not less than 75% of its crude protein must be digestible by the pepsin digestibility method. It is a semi …