1990 Second Year Recovery of Hedgerow Walnuts from Sustained Deficit Irrigation Goldhamer, D.A., R. Beede, S. Sibbett, D. Ramos, D. Katayama. 1990.
1990 First Year Recovery Following A Simulated Drought in Walnut Goldhamer, D.A., R. Beede, S. Sibbett, D. Ramos, D. Katayama, S. Fusi, R. Jones. 1990.
1989 First Year Recovery of Walnut Trees from Sustained Deficit Irrigation Goldhamer, D.A., R. Beede, S. Sibbett, T. M. DeJong, D. Ramos,D. Katayama, J. Doyle, K. Day. 1989.