1990 Investigating Environmentally Sensitive Management Strategies Ingels, Chuck, David Ramos, Steve Weinbaum, Bill Liebhardt. 1990.
2004 Walnut Pest Management Alliance 2004 – Year 6 Update Pickel, C., J. Grant, T. Prichard, R. Buchner, B. Elliott, J.K. Hasey, W.H. Olson, J.H. Connell, W.H. Krueger, M. Freeman 2004.
2003 Walnut Pest Management Alliance 2003 – Year 5 Update Pickel, C., W. Bentley, T. Prichard, W. H. Olson, R. Buchner, J. Grant, M. Johnson, B. Elliot, J.K. Hasey, M. Freeman 2003.
2002 Walnut Pest Management Alliance 2002 - Year 4 Update Pickel, C., W. Bentley, T. Prichard, W.H. Olson, R. Ruchner, J. Grant, M. Johnson, B. Elliott, J.K. Hasey, M. Freeman 2002.
2001 Walnut Pest Management Alliance 2001 -Year 3 Update Pickel, C., W. Bentley, T. Prichard, W.H. Olson, R. Ruchner, J. Grant, M. Johnson, B. Elliott, J.K. Hasey 2001.