Subsurface irrigation using unglazed clay pots (Ollas) is a method that has been used for centuries, especially in arid parts of the world including places in India, Brazil, and Iran. Acting as an on...
Subsurface irrigation using unglazed clay pots (Ollas) is a method that has been used for centuries, especially in arid parts of the world including places in India, Brazil, and Iran. Acting as an on...