Rice Terraces: How to build Rice Terraces Part 3 | brought to you by Agribusiness Philippines. Get to know the first few steps in creating a strong foundation for building rice terraces. Discover the things and elements that need to be considered for the construction of the rice terraces. Learn how to create Foundation canal in order to give the rice terraces strength and durability. Agribusiness How It Works Philippines. Agriculture and Agribusiness opportunities for the Overseas Filipino Worker (OFW) and their families. Instruct. Inspire. Succeed.