a combine comprising a separating assembly providing a first crop residue stream , the first crop residue stream is directed to a straw guide element having a chopping mode position for directing the first crop residue stream to a straw chopper for chopping the first crop residue stream and a swath forming mode position for conveying the first crop residue stream around the straw chopper laying the first crop residue stream in a swath . the combine also comprises a cleaning assembly providing a second crop residue stream that engages a conveying assembly which mechanically conveys the second crop residue stream from the cleaning assembly to the straw chopper .