According to the Manitoba Agriculture and Resource Development, the top 10 agricultural products of Manitoba, Canada in terms of farm cash receipts in 2020 were as follows:

1. Canola: 3.9 million acres, $2.9 billion in farm cash receipts
2. Cattle and calves: 3.5 million acres of pasture and forage land, $2.2 billion in farm cash receipts
3. Wheat: 2.4 million acres, $1.3 billion in farm cash receipts
4. Soybeans: 2.3 million acres, $1.1 billion in farm cash receipts
5. Hogs: 1.2 million acres, $910 million in farm cash receipts
6. Potatoes: 49,000 acres, $180 million in farm cash receipts
7. Dairy products: $166 million in farm cash receipts
8. Barley: 450,000 acres, $140 million in farm cash receipts
9. Peas: 150,000 acres, $99 million in farm cash receipts
10. Oats: 420,000 acres, $87 million in farm cash receipts

It's worth noting that these figures are approximate, and farm cash receipts can vary from year to year depending on factors such as weather, market conditions, and crop yields.