Exploring biotic, nutritional, and stress parameters in the root rot syndrome of sweet corn.

The cause of sweet corn root rot has been difficult to determine. Extensive sampling and surveying indicate the fungal pathogens Pythium arrhenomanes and Fusarium oxysporum and solani are consistantly associated with diseased roots.

Experiments were conducted during 1999 to determine: 1) if the cause of root rot of sweet corn is biotic, 2) if the disease is associated with plant nutrition, and 3) the potential role of stress in disease development and 4) the effect of soil treatments on reducing severity of root rot symptoms.

COOPERATOR:

  • Neil Christensen, Crop and Soil Science Department 
  • Beth Hoinacki, Botany and Plant Pathology Department (Graduate Student)

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