â¢ Lychee average yields range from 600 pounds per acre in an âoffâ year to 10,000 pounds per acre in a heavy-bearing year (economic average is 5,000 pounds per acre). With a pack-out of 70 percent and a price of $3 per pound, income from an acre of lychee averages approximately $10,000 (3).
Generally foods contain complex mixtures of polyphenols. According to a 2005 review on polyphenols: The most important food sources are commodities widely consumed in large quantities such as fruit and vegetables, green tea, black tea, red wine, coffee, chocolate, olives, and extra virgin olive oil.
Eat fresh and cooked plant foods. 3. Choose richly hued fruits, vegetables, and whole grains. Rich colors such as reds and purples or black indicate that plant foods are excellent sources of polyphenols. Choose foods such as blueberries, pomegranates, red grapes, cranberries, and red or purple sweet potatoes.