美国非盈利组织Sightline Institute的学者Jennifer Langston和Eric Hess以美国农业部的水果价格排行为基础，参照有机食品连锁超市Whole Foods Market使用的“总计营养密度指标”做出了一个水果价值排行。
If you want to watch your budget and also buy fruits that provide pretty good nutrition, below are the choices that offer the best combination of those factors.
Here are their rankings of the best, cheapest fruits to get your vitamins from:
1. Watermelon 西瓜
2. Plums 李子
3. Oranges 橙子
4. Apples 苹果
5. Strawberries 草莓
6. Cantaloupe 甜瓜
7. Grapefruit 葡萄柚
8. Bananas 香蕉
9. Kiwi 猕猴桃
10. Peaches 桃子
So if you want to spend only so much money on fruit, go with watermelon, plums, oranges and apples to get the most nutrition for relatively little dough.
Everyone knows berries are great sources of vitamins, but they rank low on this chart because they're pricey. This chart emphasizes both low cost and nutrition.
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