introduction to animal science i (continued). external parts objective: recognize the major parts of...
TRANSCRIPT
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Introduction to Animal Science I (continued)
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External Parts
• Objective: Recognize the major parts of cattle, swine and poultry
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Cattle Parts
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Cattle Parts
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Cattle Parts
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Cattle Parts
• In your notebook draw a diagram of a beef cow labeling 20 different parts including the 11 red stars in the class diagram
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Swine Parts
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Swine Parts
• In your notebook draw a diagram of a swine labeling 15 different parts including the 9 red stars in the class diagram
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Poultry Parts
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Poultry Parts
• comb• wattles• beak• eye ring• ear lobe• vent• hock
Diagram a chicken in your notes labeling these parts: (use the diagram in your textbook for help)
toesbreastbackabdomenbodyshank
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External Parts• Anatomy
– The science of body structure
• Modified skin:– horns– hooves– feathers– fur– wool– hair
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Selective Breeding
• Only the best animals are chosen as breeding stock:– Confirmation– Breed character– Structural soundness of feet and legs– Body capacity
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Structural Soundness
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Structural Soundness
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Structural Soundness
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Structural Soundness
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Livestock Products
• Work in groups of three and write down as many animals products and by-products as you can.
• You have 10 min. to complete this task!
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Livestock Products
1. Food– meat, milk, cheese, eggs
2. Clothing– wool, leather from hides
3. Shelter– tents from hides
4. Power– work in less developed countries
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Livestock Products
5. Recreation– horse back riding, rodeos
6. Fuel– burn dry animal manure
7. Animals are converters– eat stuff humans will not eat and
convert these materials into food– meat, eggs, milk, etc.
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By-Products1. Wool2. Leather 3. Candy and chewing gum from
animal fat 4. Gelatin - from horns, hooves,
bones, and hides 5. Glue, cosmetics, waxes, soap,
lubricants, bushes, etc.
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By-Products6. Animal feeds from scrap meat and
bones and blood meal 7. Insulin
– for diabetics– from livestock pancreas
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By-Products
8. Heparin– for blood clotting– from livestock lungs
9. Candles10. Fertilizer
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Trends in Animal Science
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Swine
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Trends in NC Swine
• The top agriculture commodity in North Carolina – found mostly in the eastern 1/2 of the
state
• North Carolina ranks 2nd nationally– Iowa is 1st
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Trends in NC Swine
• The swine industry brings in over 1.5 billion dollars to the state
• The number of swine farms is decreasing– The size of farms is increasing
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Poultry
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Trends in NC Poultry
• Broilers are Cleveland County’s top agriculture commodity
• Broilers are NC’s second rank commodity
• Broilers bring in over 1.3 billion dollars in cash receipts to NC agriculture
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Trends in NC Poultry
• Recent health concerns has increased the consumption of poultry products– less fat– subcutaneous fat layer
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Animal Agriculture
• North Carolina livestock commodities brings in twice as much money as other agriculture products
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Livestock, Dairy and Poultry Cash Receipts from Farm Marketing, 2001
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Cleveland County Livestock Rank Within State, (2002 estimates)
• Hogs- 61st (1,500) (4,100 in 2004)
• Cattle- 7th (23,500)– Beef Cattle 6th– Milk Cattle 23rd (800)
• Broilers- 23rd (7,200,000)• All chickens- 30th
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Statistics
Charts and statistics provided by:• NCDA
– http://www.ncagr.com/stats/index.htm
• USDA– http://www.usda.gov/nass/