Top ten fruits and vegetables that you should buy organic to avoid high levels of pesticides...

The list is based on results of 43,000 tests on produce by the U.S. Department of Agriculture between 2000 and 2004. Here it is, in order from worst (those with the highest pesticide residues, from worst to best):

1. Peaches

2. Apples

3. Sweet Bell Peppers

4. Celery

5. Nectarines

6. Strawberries

7. Cherries

8. Pears

9. Grapes

10. Spinach

Here are the ten best (those with the least pesticide residues, from least to most):

1. Onions

2. Avocados

3. Sweet Corn -- Frozen

4. Pineapples

5. Mango

6. Asparagus

7. Sweet Peas -- Frozen

8. Kiwi

9. Bananas

10. Cabbage