http://gisgeography.com/agriculture-maps-global-farming/
Food and Agriculture Organization of the United Nations- AQUASAT- global water information system: http://www.fao.org/nr/water/aquastat/main/index.stm
Nat. Geo. Global Water Footprint of Key Crops (+ other resources): http://environment.nationalgeographic.com/environment/freshwater/global-water-footprint/
Interesting point: “Soil water is the limiting factor for photosynthesis” http://drought.unl.edu/ranchplan/DroughtBasics/GrassesDrought/SoilMoisturePlantGrowth.aspx
The Importance of Water in Plants & Crop Agriculture: A Climatic Factor: http://www.cropsreview.com/importance-of-water.html (Some key words- mesophytes, hydrophytes, xerophytes, resurrection plants)
Article: “Plants have unexpected response to climate change” (mentioned downhill movements in relation to water availability and uphill movements in relation to temperature) http://www.sciencemag.org/news/2014/08/plants-have-unexpected-response-climate-change
Water holding capacity of soils activity… see Activity 3 with soda bottle/mayo jar http://edis.ifas.ufl.edu/pdffiles/4h/4H36000.pdf
Climate & Crop Growth Lesson: http://nationalgeographic.org/activity/climate-crop-growth/ Interactive activity- http://authoring.concord.org/sequences/50/activities/295?show_index=true
Article: “How do weather and climate influence cropping area and intensity?” http://www.sciencedirect.com/science/article/pii/S2211912414000583
GREAT video from a corn farmer: http://www.myamericanfarm.org/videos/video_player.php?vurl=AH808_corn_crop_champions_HulaFamilyFarm.mp4 (talks about drip irrigation, etc.)
In-depth Corn Information (Oregon State University): http://oregonstate.edu/instruct/css/330/six/index.htm
Which biomes are able to produce food? https://www.oxfam.org.au/get-involved/how-schools-can-get-involved/classroom-resources/food-4-thought-2/food-4-thought-geography/worksheet-2-which-biomes-are-able-to-produce-food/
Agroecological production zones, probable geographic origin of some crops, environmental factors that affect plant growth, crop adaptations (Oregon State University: CSS 330 World Food Crops): http://oregonstate.edu/instruct/css/330/two/
Home Sweet Biome: How Do Plants Grow in Different Environments? (Science Buddies Experiment): http://www.sciencebuddies.org/science-fair-projects/project_ideas/EnvSci_p046.shtml#procedure