Single feed: Feed derived from a single animal, plant, microorganism, or mineral, used in the production of feed products. Concentrated feed: Feed primarily composed of protein (fish meal, soybean cake, etc.), minerals (bone meal, limestone powder, etc.), and feed additives formulated in a specific ratio. Compound feed: Feed formulated by mixing various feed ingredients and feed additives in a certain proportion according to the nutritional requirements of the breeding animals. Concentrate supplement: A feed formulated by mixing various feed ingredients and feed additives in a certain proportion to supplement the nutrition of herbivorous animals. |