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Research

Publications

  • Aarons , S.R. and Graham, P.H., 1991. Response of Rhizobium leguminosarum bv phaseoli to acidity. Plant Soil. 134:145?151


  • Ballen, K.G., Graham, P.H., Jones, R.K. and Bowers, J.H., 1998. Acidity and calcium interactions affecting cell envelope stability in Rhizobium. Can.J.Microbiol. 44: 582-587.


  • Bernal, G, and Graham, P.H., 2001. Diversity in the rhizobia associated with Phaseolus vulgaris L. in Ecuador, and comparisons with Mexican bean rhizobia. Can. J. Microbiol. 47, 526-534


  • Chaverra, M.H. and Graham, P.H., 1992. Cultivar variation in traits affecting early nodulation of common bean. Crop Sci. 32:1432-1436.


  • Christiansen, I. (2001) Ph.D thesis, University of Minnesota


  • Christiansen, I. and Graham, P.H., 2002. Variation in nitrogen (N2) fixation among Andean bean (Phaseolus vulgaris L.) genotypes grown at two levels of phosphorus supply. Field Crops Res. 73, 133-142.


  • Elisondo Baron, J., Pasini, R.J., Davis, D.W., Stuthman, D.D. and Graham, P.H., 1999. Response to selection for seed yield and nitrogen (N2) fixation in common bean (Phaseolus vulgaris L.). Field Crops Res. 62, 119-128.


  • Espinosa-Victoria, D., Vance, C.P. and Graham, P.H., 2000. Host variation in traits associated with crown nodule senescence in soybean (Glycine max L. Merrill). Crop Sci. 40:103-109.


  • Estevez de Jensen, C., Percich, J.A. and Graham, P.H., 2002. Dry bean root rot control with Bacillus subtilis in Minnesota. Field Crops Res. 74,107-115.


  • Graham, P. H., S. E. Viteri, F. Mackie, and A. T. Palacios, 1982. Variation in acid soil tolerance among strains of Rhizobium phaseoli. Field Crops Res. 5:121?128.


  • Graham, P.H. et al., 1994. Acid pH tolerance in strains of Rhizobium and Bradyrhizobium, and initial studies on the basis for acid tolerance of Rhizobium tropici strain UMR 1899. Can. J. Microbiol. 40:198-207.


  • Graham, P.H. et al., 2003. Addressing edaphic constraints to bean production: the Bean/Cowpea CRSP project in perspective. Field Crops Res. 82, 179-192.


  • Montealegre, C., Graham, P.H. and Kipe-Nolt, J.A., 1995. Preference in the nodulation of Phaseolus vulgaris cultivar RAB39. Can. J. Microbiol. 41, 992-998.


  • Pazdernik, D.L., Graham, P.H. and Orf, J.H., 1997a. Variation in the pattern of dinitrogen fixation and nitrogen distribution of soybean. Crop Sci. 37: 1482-1486.


  • Pazdernik, D.L., Vance, C.P., Sadowsky, M.J., Graham, P.H. and Orf, J.H., 1997b. A host controlled serogroup-specific ineffective nodulation system in the Bradyrhizobium- soybean (Glycine max L. Merr.) symbiosis. MPMI. 10: 994-1001.
 
College of Agricultural, Food and Environmental Sciences