Darwin's Dangerous Idea

Darwin's Dangerous Idea


Why does Charles Darwin's ''dangerous idea'' matter more today than ever, and how does it explain the past and predict the future of life on Earth? The first show interweaves the drama of Darwin's life with current documentary sequences, introducing key concepts of evolution.

PBS Video

habitats and niches and environmental interactions

What is the difference between a habitat and a niche?

How do organisms function in each one?

Habitats and Niches

Click here if the first one does not work

World Food Supply

Objective: TO explain what the world food supply is; to understand what causes malnutrition; to describe some ways of addressing world hunger.

Directions: Click on the link below and use your book to answer the questions.  PRINT THE FORM OUT BEFORE YOU SUBMIT IT AND TURN IT IN FOR THE WHOLE GRADE.


World Food Supply Part 1



World Food Supply Part 2

World Food Supply Websites

http://www.oecd.org/site/oecd-faoagriculturaloutlook/Summary%20of%20OECD%20FAO%20Agri%20Outlook%202012.pdf

List of Agriculture Machinery

Traction and power

• Tractor
• Tracked tractor / Caterpillar tractor

[edit]Soil cultivation

• Cultivator
• Cultipacker
• Chisel plow
• Mulch tiller
• Harrow
  • Spike harrow
  • Drag harrow
  • Disk harrow
• Plow (or plough)
• Power tiller / Rotary tiller / Rototiller
• Spading machine
• Subsoiler
• Two-wheel tractor
• Stone picker ( picker)
• Rock windrower (rock rake)
• Rotavator
• Destoner
• Bedtiller
• Ridger
• Roller

[edit]Planting

A plough in action in South Africa. Notice the soil being turned over.

• Broadcast seeder (alternately: broadcast spreader or fertilizer spreader)
• Planter (farm implement)
• Plastic mulch layer
• Potato planter
• Seed drill
• Air seeder
• Precision drill
• Transplanter
  • Rice transplanter

[edit]Fertilizing & Pest Control

• Fertilizer spreader, see broadcast seeder
• Terragator
• Liquid manure/slurry spreader (slurry tanker)
• Manure spreader
• Sprayer
• Slurry agitator

[edit]Irrigation

• Center pivot irrigation
• Drip irrigation
• Hydroponics

Agriculture in Usta Mohammad

[edit]Produce sorter

• Weight sorter
• Color sorter
• Blemish sorter
• Diameter sorter
• Shape sorter
• Density Sorter
• Internal/taste sorter

[edit]Harvesting / post-harvest

Case IH Module Express 625 picks cotton and simultaneously builds cotton modules.

CTM Johnson Tomato Harvester

Coffee bean Harvester, Mareeba, Queensland, Australia

• Baler
• Beet harvester
• Beet cleaner loader
• Bean harvester
• Cane harvester
• Cart
• Carrot harvester
• Chaser bin
• Combine harvester
• Conveyor belt
• Corn harvester
• Cotton picker
• Cradle (grain)
• Fanning mill
• Farm truck
• Flail
• Forage harvester (or silage harvester)
• Gleaner
• Grain cleaner
• Grain dryer
• Gravity wagon
• Haulm topper
• Haulout transporter
• Mower
• Over-the-row mechanical harvester for harvesting apples
• Potato spinner/digger
• Potato harvester
• Rake
• Reaper
• Reaper-binder
• Rice huller
• Scythe
• Sickle
• Silage trailer
• Sugarcane harvester
• Swather
• Thresher
• Tractor
• Wagon
• Winnower

[edit]Hay making

Round baler in action

See also: hay

• Bale mover
• Bale wrapper
• Baler and Big Baler
• Conditioner
• Hay rake
• Hay tedder
• Mower
• Loader wagon, self-loading wagon – used in Europe, but not common in USA
• Bale lifter
• Topper

[edit]Loading

A "backhoe loader"
A restored JCB 3C MkII, showing the conventional arrangement of front loader and backhoe

• Backhoe/backhoe loader
• Front end loader
• Skid-steer loader.

[edit]Milking

• Bulk tank
• Milking machine
• Milking pipeline