HOW TO USE OLLA IRRIGATION
Use of low-fired, clay ceramic vessels (ollas) is an ancient technique for the efficient irrigation of crops. First, in use in China and North Africa more than 4,000 years ago, the technique has spread throughout arid regions of the world. The use of ollas (pronounced oh-yahs) can save the gardener time, energy, and water. Olla users report that their vegetable gardens produce …
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