Exam (elaborations)
Haggard PLNT 1213 Exam 1 questions with 100% correct answers A+ graded
- Course
- Institution
Haggard PLNT 1213 Exam 1 questions with 100% correct answers A+ graded
[Show more]
Content preview
Haggard PLNT 1213 Exam 1Agronomy - correct answer ✔✔the science and technology of producing and using plants for food, feed,
fiber, fuel and land reclamation.
First domesticated plants - correct answer ✔✔Wild barley, Emmer and Einkorn Wheat
Plants domesticated... - correct answer ✔✔Fertile Cresent ~800BC
First irrigation - correct answer ✔✔Fertile Cresent ~5000BC
First Hand tools used (hoe, plow) - correct answer ✔✔Egypt ~3500BC
First crop rotation - correct answer ✔✔Roman Empire ~200AD
Irrigation - correct answer ✔✔
Terraces - correct answer ✔✔
Conventional Agriculture - correct answer ✔✔Dominant farming in that region. In technology driven
regions. Genetics/Chemicals.
Sustainable Agriculture - correct answer ✔✔a system which strives to view agriculture as an entire
system, where you manage natural resources instead of purchasing and applying inputs. Organic, alt. ag,
reduced input and ecological farming
Synthetic fertilizers - correct answer ✔✔1910s
Hybrid Corn - correct answer ✔✔1920s
, Soil Conservation practices - correct answer ✔✔1940s
Genetic Engineering - correct answer ✔✔1980s
Food Security - correct answer ✔✔When at all times people have access to safe nutritious food.
How many people have food insecure households? - correct answer ✔✔49.1 million
In 2013 what percent of US households were food insecure at some point during the year? - correct
answer ✔✔~14%
Factors to food insecurity: - correct answer ✔✔poverty, HIV/AIDS, natural disasters, population growth,
political corruption, infrastructure and food waste.
Malthusian (1798) - correct answer ✔✔Population increases geometrically while food production
increases arithmetically. Food limiting for human population.
Exponential Growth - correct answer ✔✔occurs under ideal conditions w/ no limiting factors.
What percent of food produced globally is lost of wasted? - correct answer ✔✔30%
Green Revolution - correct answer ✔✔drastic increase in food production in development.
What allowed Green Revolution? - correct answer ✔✔improved wheat and rice varieties, high yielding,
disease resistance, semi-dwarf plants (prevent lodging), improved production methods, training
Cool Season (C3) - correct answer ✔✔begin growing in autumn or early spring. typically reach maturity
in mid-summer. often tolerant of frost (wheat, tall fescue, canola, soybean). more efficient in high-
carbon environments.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now