Possible Clues:

• The sort of rubbish often in print from that basket case
• Was soft stuff in chopped tree recyclable material?
• It's pulped for recycling — appears wet (anag)
• Refuse to squander what classroom figure is given for a test
• Damaged papaw trees dropped leaves?
• Destroy rag that's destined for recycling
• Contents of a 'circular file'
• Some rubbish appears wet for recycling
• Rubbish salesman a dog perhaps witnessed on the retreat
• Conflict about action copy discarded daily?