Module 1 and 2 Flashcards
What are the common characteristics among animals that were domesticated?
- Generally lived comfortably in groups
- Had some dominance hierarchy in place
- Tolerated humans
- Adapted to a variety of environments
- Reproduced well in captivity
What percentage of the population is employed in production agriculture?
1.5%
What is the importance of domestication?
- Increased access to a high-quality protein source
- Benefit of animal milk and egg production
- Most domestic livestock were multipurpose supplying both food and work
- Domestic animals served as guardians and in rodent control
- Animals were a major source of transportation and power
What hormone is responsible for the Maintenace of pregnancy?
Progesterone
What is Aquaculture?
It’s the farming or rearing of aquatic plants and animals.
What are some factors that influence the growth in Aquaculture?
An increased demand for fish and seafood that exceeds supply
Wild fish harvest has reached its limit and will probably decline
concerns over foreign trade deficit in fishery products
What is the difference between Diversified dairies and drylot farms
Diversified farms are dairies that produce more than milk, smaller number of cows where as drylot is a method of managing dairy cattle in large pens with no grazing
What is total % of horses and what they are used for in the US
about 7 million horses, 10% for racing, 28% for showing, 43% for recreation, 18% other
What is a Mare station
breeding operation where mares are bred and foals are delivered
What is a stallion statoin
house stallions for breeding
What % of eggs are marketed from large commercial producers?
85%
What is value-added processing in the poultry industry?
Addition of processing to increase the value of a product such as pasteurized eggs or breaded chicken breasts
What do goats graze on?
they browse on shrubs and some forbs (broad-leaved plants)
What do cattle graze on
Tall grasses and some forbs
What do sheep graze on?
Short grasses and some forbs
What are seedstock operations in the swine industry
production of animals for breedin programs
What are multiplier herds
Production of line animals for large commercial producers
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A team of USU scientists set out to identify what microbes are digesting the hay the left in a fields, what type of research is this?
Basic
What is applied research
a non-systematic way of finding solutions to specific research problem or issues
What is a analytical research
a specific type of research that involves critical thinking and the evaluation of facts and information relative to the research being conducted
Expenditures for food as a percent of disposable income for the average US household has been close to ___%
10%
Estimation of the percent of calories humans gain from animal products
17%
Estimation of the percent of protein humans gain from animal products
39%
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