San Diego’s losing avocado market grip
The Gist: Salty water turns avocado leaves brown, curbs root growth and can even stop trees from producing fruit at all. In the past three years, the amount of salt in the water used by most avocado growers in San Diego County has gone up by 20 percent, according to one expert. Like any plants, avocados need water to thrive. But lately, water has been causing a lot…