This is the 2055th most frequent Polish word.
lokalnego
"Local."
The word 'lokalnego' is an adjective form that describes something belonging to or associated with a specific area or locale, in this case, a farmer.
Odwiedziłem targ lokalnego rolnika.
I visited the market of a local farmer.
In this context, 'lokalnego' is used as an adjective to describe business entities that are from or operate within a specific local community.
Musimy wspierać rozwój lokalnego biznesu.
We need to support the development of local business.
Here, 'lokalnego' modifies 'self-government', indicating that the governance body operates or pertains to the local area.