Hard to grow in existing clover. Wheat, rye, and overseeded clover seem to work.
You can grow great interspecie crops by planting your clover and milo together (at the same time).
I know that doesn't put something in your clover plot, but it is a way to do it and with how cheap clover seed...
That's a bummer. Did he spray the hedge that he cut? If not they'll come back from root pretty quick. You could add rows or patches of switch or miscanthus. I find cover where there is no cover doesn't have to be huge. Just a clump of 5ft tall grass every 50 to 100 feet might do wonders...
Deer absolutely love dead hedge leafs in my area. They spend a ton of time under hedge trees every yr vacuuming the leafs up. Fawns eat the hedge apples early in the fall, adults later in the season. From watching I believe they are after the seeds. Do an internet search. If I remember...
Uncle has a Banish on a .308 single shot. Zero need to use hearing protection with normal hunting loads. About as loud as a .22 rifle. Extremely fun gun!