jump over navigation bar
OSU Extended CampusOregon State University
official course number and title
Welcome Getting Started Resources Site Map
1
2
3
4
5
6
7
8
9
10

Week 3

Protein Sources

link to previous page in the series link to next page in the series

Instructions for listening to audio clips

Download the QuickTime Player to listen to the audio files.
Read the QuickTime Instructions for installation help.
Download the RealPlayer to listen to the audio files
Instructions are on the RealPlayer download page

Protien Supplements of Animal Origin - Marine-Based Products

Text Transcript

Follow along with the audio...

  • Fish meals
    • Majority of marine-based high protein feeds
  • Origin
    • Species acquired for feed or by-products of processing of marine species
  • Fish meal
    • Clean, dried, ground tissue from undecomposed whole fish or fish cuttings, either with or without extraction of portion of oil
    • Figure 7.5 – Fish meal
    • Figure 7.5 - Fish meal

    • Maximum water content at 10%
    • Maximum salt content at 7%; stated greater than 3%
    • Nutritional value
      • High quantity and high quality of protein
        • CP 57-77% (AF basis)
        • Essential amino acids including lysine
      • Good source of B-complex vitamins and minerals
      • Available
      • Influenced by type of raw material and processing
    • Processing
      • Influence nutritional value, storage properties, and quality of resultant product
        • Reduce nutrient availability
        • High oil
          • Rancidity
          • Off-flavors in monogastric products
        • Addition of antioxidants
    • Feeding
      • Expensive
      • For monogastrics
        • High quality protein source
      • For ruminants
        • Undegradable protein source
  • Other marine-based products
    • Fish residue meal, protein concentrate, liver and glandular meal, condensed solubles, dried solubles, by-products, condensed protein digest, dried protein digest, silage, and liquefied fish
    • Brief descriptions on page 102 of text
  • Shrimp and crab meals
    • By-products of processing
    • Nutritional value
      • Shrimp meal
        • CP 32% (AF basis)
      • Crab meal
        • CP 30% (AF basis)
        • High mineral content
      • Chitin
        • Glycoprotein
        • Figure 7.6 -  Chemical structure of chitin
        • Figure 7.6 - Chemical structure of chitin

         

        • Low availability

 

link to previous page in the series link to next page in the series
Welcome Getting Started Resources SiteMap
1
2
3
4
5
6
7
8
9