Hunters and Gathers were less successful and worked more than people who domesticated crops and farmed the land.

Polyculture is a cropping system in which a single crop is repeatedly cropped on the same land season after season.

_________ is grown to prevent soil erosion and enhance soil fertility. 

_________ is grown to prevent soil erosion and enhance soil fertility. 

What are the “Three Sisters”? 

 What is the significance of a roots shape?

Mass selection is the oldest breeding method of plants and is based on visual selection. 

The use of hybrids is in hopes that heterosis (hybrid vigor) will occur with the offspring. 

The use of hybrids is in hopes that heterosis (hybrid vigor) will occur with the offspring. 

Harvest Index is the ration of economic yield to total plant biological yield.