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US4310552: Casting perlite before the swine
2 Claims, No Drawings
A swine, hog and pig fodder which comprises the customary digestible meal or grain component, e.g. soy or bran meal, in combination with an indigestible blown perlite additive with a particle size up to 5 mm and preferably between 0 and 2 mm. The fodder can contain 10 to 50 volume % blown perlite which may store in its open-pore structure physiologically or medicinally effective substances such as medicaments, trace elements essential to nutrition and vitamins.
- 1. A method of both improving field fertilization and the quality of the flesh of hogs raised for slaughter, comprising the steps of:(a) admixing a digestible hog-feed meal including bran or soy meal with 10 to 50 volume percent of blown perlite of a particle size up to 5 mm and intensively blending the resulting composition;(b) directly administering said composition ad libitum to hogs raised for slaughter thereby improving the quality of the flesh thereof and producing hog waste in the form of excrement containing excreted perlite; and(c) fertilizing a crop-producing field with said waste.
U.S. Patent Documents
|Acs et al., "Feed Additive Concentrates, Especially for Poultry", Cited in Chemical Abstracts, (1977), Abstract No. 87:66881r.|
|Handbook of Chemistry & Physics Published by CRC Press, 55th Edition, 1974-1975, p. F-147.|