individual publications

• academic article

  • Summary of the NC-140 apple physiology trial: The relationship between ‘Golden Delicious’ fruit weight and crop density at 12 locations as influenced by tree dwarfing rootstocks..  Journal of the American Pomological Society.  66:78-90. 2012
  • The influence of crop density on annual trunk growth of ‘Golden Delicious’ trees on three rootstocks at 11 locations..  Journal of the American Pomological Society.  66:183-195. 2012
  • eApples: A case study in using eXtension to increase access to research-based information..  HortTechnology.  22:576-579. 2012
  • Effect of dwarf apple rootstocks on average ‘Gala’ fruit weight at six locations over three seasons.  Journal of American Pomological Society.  62:129-136. 2008
  • Performance of ‘Gala’ on 18 dwarfing rootstocks: Ten-year summary of the 1994 NC-140 rootstock trial.  Journal of the American Pomological Society.  60:69-83. 2006
  • Performance of ‘Gala’ on four semi-dwarf rootstocks: A ten-year summary of the 1994 NC-140 semi-dwarf rootstock trial.  Journal of the American Pomological Society.  60:58-68. 2006
  • Effect of apple rootstocks on average 'Gala' fruit weight at four locations after adjusting for crop load.  Journal of American Society of Horticultural Science.  127:749-753. 2002
  • Early performance of ‘Gala’ on 18 dwarf and 4 semi-dwarf rootstocks growing at 24 sites in North America.  Acta Horticulturae.  557:199-205. 2001
  • Performance of ten apple orchard systems: Ten-year summary of the 1990 NC-140 systems trail.  Journal of American Pomological Society.  55:222-204. 2001
  • Performance of ‘Gala’ apple on eight dwarf rootstocks: Ten-year summary of the 1990 NC-140 rootstock trail.  Journal of American Pomological Society.  55:197-204. 2001
  • Performance of ‘Gala’ apple on Four Semi-dwarf rootstocks; A five year summary of the 1994 NC-140 Semi-dwarf rootstock trial.  Journal of American Pomological Society.  54:84-91. 2000
  • Performance of ‘Gala’ apple on Four Semi-dwarf rootstocks; A five year summary of the 1994 NC-140 Semi-dwarf rootstock trial.  Journal of American Pomological Society.  54:92-107. 2000
  • North American NC-140 apple orchard systems trial.  Acta Horticulturae.  451:443-452. 1997
  • Performance of Gala at year 5 with eight apple rootstocks in an 8-location NC-140 trial.  Acta Horticulturae.  451:129-135. 1997

• document part

  • Apple rootstocks and cultivars: A case study in using extension to increase access to research-based information 2011
  • Performance of Gala a year 5 with eight apple rootstocks in an 8-location NC-140 trial.  18. 1996
  • Performance through year 5 of the NC-140 orchard systems trial.  18. 1996