Possible Clues:

• Kind of fence or striking workers
• Union man who stays on the fence?
• Line of workers on strike duty
• Striker, often
• Small patrol
• Sounds like the way such strikers might deal with a scab
• Fence post; protest group
• What, by the sound of it, to do with the fruit when it's ripe and all is at stake
• Protest outside place of work
• Fence of pointed stakes