Answer:
The article "Farming Like the Incas" by Cynthia Graber lists many ways in which the ancient Incas were productive farmers despite living in the rough landscape of the Andes, a rocky and desolate mountain region. It seems that even now modern farmers have had difficulty still farming in the region, but traditional Incan farming methods still remain successful even today. Incan farmers were able to grow specific plants that were well-suited to the Andes, and they did this successfully. Also, the use of terraces, canals, and irrigation techniques allowed the Incan farmers to maximize efficiency, which enabled their empire to grow so efficiently.
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