From Agricultural Encyclopedia for Farmers
Terrace and hillside agriculture
Chapter 3.1
Yam in sacks on terrace walls
Chapter 3.2a
Climbing beans on terrace walls
Chapter 3.2b
Climbing chayote squash on terrace walls
Chapter 3.3a
Waterfall-type legumes on terrace edges
Chapter 3.4b
Waterfall-type cucurbits on terrace edges
