Well around planting and harvest there is a lot of equipment that needs to run, trucks, etc.

Last year at harvest they also had a fuel shortage. Primarily caused by the Russians rabidly selling as much as they could because the low prices needed to be compensated. Running an illegal invasion of another country, while increasing your military size and running your arms industry 24/7 and keeping the lifestyle of your oligarchs up to par apparently is a cash heavy ordeal.

Here's from September 2023.
https://www.theguardian.com/world/2023/sep/21/russia-temporarily-bans-export-of-petrol-and-diesel-to-stabilise-domestic-market