Here are the top 10 agricultural products of Wisconsin, along with their approximate acreage and revenue as per the USDA's National Agricultural Statistics Service (NASS) for the year 2020:

1. Dairy products - 9,400,000 cows - $45.6 billion
2. Corn - 3,800,000 acres - $3.03 billion
3. Soybeans - 2,200,000 acres - $1.32 billion
4. Hay - 2,500,000 acres - $520 million
5. Cranberries - 18,000 acres - $200 million
6. Potatoes - 60,000 acres - $200 million
7. Wheat - 230,000 acres - $125 million
8. Beef cattle and calves - 390,000 head - $740 million
9. Hogs and pigs - 1,030,000 head - $250 million
10. Chicken and eggs - 11,000,000 birds - $218 million

Please note that these figures are approximate and may vary depending on various factors like weather, market conditions, and other economic factors.