ENVS 2130 Study Guide - Midterm Guide: Durum, Soil Fertility, Fishing Techniques
14 Feb 2018
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*agri-food exports (52 billion) = non-durum wheat, canola, durum wheat, live. *seafood exports = crab, lobster, atlantic salmon, shrimp. * agri-imports (39 billion) = grape wines, bakery products, boneless beef. 3rd of our calories come from grain products. Calories the amount of energy to raise 1 gram of water 1 degree celsius. Food calories are actually kilocalories so 50 food calories = 50,000 calories of energy. 55% of domestic food goes to the u. s. a cattle, soybeans. Domestication human modification of a plant/animal. 2) expansion of irrigation infrastructure: modernization of management techniques, synthetic fertilizers and pesticides. Dependable agricultural land is defined as land designated as class 1, class 2 and. Class 3 by the canada land inventory about one-half of canada"s urbanized land was- located on dependable agricultural land. 7 classes and 13 subclasses for mineral soils. Class 4 to 6 severe limitations that restrict the range of crops or require special conservation practices.
