History of agriculture Flashcards
Agriscience definition
The application of science principles and new technology to agriscience.
Production agriculture accounts for what percent of total jobs in agriculture
12%
Agriculture definition
Activites involved with the production of plants and animals and related supplies, services, mechanics, products, proccessing and marketing.
How has agriscience and technologies helped humans
It helped change their living conditions from dependence on hand labor to a highly mechanized society.
How many people are farmers in the U.S
less that 2%
On average, how much food does 1 farmer produce
Enough for 167 people
How are plants used
Decorate homes, businesses, shopping, malls, buildings and grass
What is Corn referred to as
King of crops
How did the colorado river transform from a desert to irrigate land
The great water-control projects on the colorado river have permitted the transformation of the American Southwest from a desert to irrigated land
BIo means
life
Logy means
Study of`
Whats agronomy
The study of soil and crops
Whats entomology
Study of insects
How many deaths occur per year from insects
3 million
What is horticulture
The science and art of cultivating fruits, vegetables and ornamental plants
Step one of the scientific method
Identify the problem
Step two of the scientific method
Review the literature
Step three of the scientific method
Form a hypothesis
Step four of the scientific method
Prepare project proposal
Step five of the scientific method
Design an experiment
Step six of the scientific method
Collect data
Step seven of the scientific method
Conclusion
Step eight of the scientific method
Prepare written report
What factors influence the environment
Humans, animals, insects and chemicals
How are most animal diseases passed to humans
food and water
What insect feeds on human waste and transports dieses to humans
Cockroaches
What was DDT used for
To control mosquitoes
Why was DDT banned
It weakened bird egg shells
