A: Kinds and Additions Fat and fat diets include animal and vegetable oils. Animal oils such as lard, beef tallow, and fish oil have a metabolizable energy of over 33.5 MJ/kg, and vegetable oils such as rapeseed oil, cottonseed oil, and corn oil have low metabolic energy and are also at 29.3 MJ/kg.
Adding and using methods Because the viscosity of the oil is large, add heat to melt first, then add the powder as much as possible, mix evenly, gradually expand and dilute, and finally mix with other parts of the remaining ration, and avoid mixing the oil directly with additives. In order to prevent sticking into Joan, it cannot mix well. Sprayers can also be used to evenly spray the grease onto the pellet feed surface.
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