HIST 106 Lecture Notes - Lecture 5: Richard Manning, Selective Breeding, Rockefeller Foundation
Document Summary
Fixed nitrogen and fertilized naturally with legumes. Gregor mendel and plant genetics (19th century) Laws of inheritance that came to shape modern plants. Justus von liebig and the chemical basis of plant nutrition (19th century) Nitrogen, phosphorus, potassium -> keys to feeding plants (synthetic fertilizer) These were three components of industrial agriculture origins. Hist 106 oct 11th lecture notes: industrial agriculture. Introduction century there were more over-nourished people than undernourished th century. Our changed relationship with food over the 20. By the end of the 20 th people in the world for the first time in history. People spent less of their incomes on food fewer people worked at food production. By 2000s, most of the people were living in urban areas. All of this was due to industrial agriculture. Industrial agriculture was mainly going on in north america. Not a lot of people but a lot of land. Mainly interested in using machines to increase yield.
