1980 Control of Deep Bark Canker

Schreader, Wally, Paul LaVine, Larry Fitch. 1980.

1980 Walnut Blight Control Studies

Olson, Bill, Larry Fitch, Beth Teviotdale, Peter Lindgren, Wilbur Reil, Dennis Harper. 1980.

1980 Walnut Blight Control Materials

Fitch, L.B., W.B. Olson, Peter Lindgren, Beth Teviotdale. 1980.

1979 Walnut Blight Control Studies

Olson, Bill, Larry Fitch, Beth Teviotdale. 1979.

1979 Walnut Husk Fly Studies

Olson, Bill, Larry Fitch. 1979.

1978 Deep Bark Canker

Teviotdale, B.L., M.N. Schroth, S. Sibbett, P. LaVine, W. Schreader, L. Fitch, L. Hendricks. 1978.

1978 Walnut Blight Control Studies

Olson, W.H., L.B. Fitch, B. Teviotdale. 1978.

1977 Walnut Husk Fly Control

Olson, W.H., L.B. Fitch. 1977.

1976 Walnut Blight Control Studies

Olson, W.H., L.B. Fitch, W.J. Moller. 1976.

1976 Walnut Husk Fly Trapping

Fitch, L.B., W.H. Olson. 1976.