What usually has happened to tropical horticulturalists when population pressure and/or governments prevented them from following their traditional shifting pattern of farming?
The productivity of their crops dropped dramatically due to extreme soil nutrient depletion and the people became impoverished
humid, tropical forests
a method of field preparation for farming
pointed sticks, hoes, or other hand tools
Because production drops due to the inevitable depletion of soil nutrients in the old field
Central Africa and the Amazon Basin of South America
small scale, low intensity farming