Agricultural Methods and Pest Management. Chapter 15. The Development of Agriculture. Early ancestors obtained food by hunting and gathering Agriculture has developed from a need to provide for a growing population This has involved various kinds of innovations.
A) site does not allow for mechanization
ex. mountainous regions or small plots
B) when the kind of crop does not allow it
C) Economic condition of people (less-developed regions can’t afford machinery)
1. Chlorinated Hydrocarbons