How did farming technology aid the rise of Mayan civilization

The Mayans used 3 types of farming terrace (mountain farming crops, "milpa" which the Mayans called slash and burn farming in their language (they slash trees to make room to farm), and raised field farming. This technology allowed for the development of crops which is a food source to them to support their population. With a more stable food source they could live in more permanent living arrangements or shelter.