Yes, you can apply a filter to your news feed. Here's what you do.
1: When you're in the community menu, press the funnel icon in the top right.
2: Decide if you want to see posts from all users, or just posts from people you've liked before.
3: Filter by Location. Tap 'choose country' and select from the drop down list.
4: Filter by category. Select which categories of posts you want to see, and deselect which categories you're not interested in.
The categories are Farming News, Dairy Farming, Cattle Breeding, Buy and Sell, and the Business of Farming.