99 - Synovex S (Progesterone) steers --implant MGA...

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Feed Additives
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Feed additives or food additives are usually defined as drugs or other chemicals that are added to feeds which do not supply nutrients. There are many reasons that additives may be added to feeds. Following is a partial list:
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GROWTH PROMOTANTS FEED EFFICIENCY IMPROVEMENT AGENTS Antibiotics and Antimicrobials Hormones and similar anabolic agents Appetite Stimulants (also depressants) Metabolism regulators
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Additive Classes (continued) PRESERVATIVES ANTHELMENTICS PELLET BINDERS BLOAT PREVENTATIVES MICROBIAL CULTURES
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THE IMPORTANT THING Use feed additives according to the approved regulations
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Hormone products Compudose (Estradiol) steers -- implant Heifer-oid Testosterone propionate and estradiol benzoate heifers -- implant Steer-oid Progesterone and estradiol benzoate steers -- implant
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Hormones (continued) Synovex H (Testosterone) heifers -- implant
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Unformatted text preview: Synovex S (Progesterone) steers --implant MGA (Melengestrol Acetate) heifers -- feed Ralgro (zearalanol) beef and sheep -- implant Changing Rumen Fermentation Ionophores Rumensin (monensin) (Elanco) Bovatec *(lasalocid) (Roche) Cattlyst (lasalocid) (Roche) Somatotropin BST - bovine somatotropin approved since 1994 for Dairy Cattle to increase milk production. Antibiotics & Antimicrobials Difference between them Problems associated with them Carryover in feeds Residues in food Resistance of microbes Resistance Mostly has been a theoretical problem Most antibiotic resistance has come from human use of antibiotics Possibility for problem exists Potential for problem is serious and huge Newer things Paylean - Ractopamine for pigs increases leanness...
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This note was uploaded on 02/09/2010 for the course ANSC 221 taught by Professor Staff during the Spring '08 term at Purdue University-West Lafayette.

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99 - Synovex S (Progesterone) steers --implant MGA...

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