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Tracing the Movement of Labeled Zinc Sulfate in Peach Leaves and Shoots Applied With and Without Urea as a Carrier Andris, H., R.S. Johnson, and K.R. Day. 1996
The Effect of Nutrient Deficiencies on Fruit Production and Quality Johnson, R.S., H. Andris, B. Beede, C.H. Crisosto, K.R. Day, and B. Holtz. 2003
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The Effect of Nutrient Deficiencies on Fruit Production and Quality Johnson, R.S., H. Andris, B. Beede, C.H. Crisosto, K.R. Day, B. Holtz, and K. Klassen. 2001
The Effect of Nutrient Deficiencies on Fruit Production and Quality Johnson, R.S., and K. Klassen. 2000
The Effect of Nutrient Deficiencies on Fruit Production and Quality Johnson, R. S., H. Andris, B. Beede, K.R. Day, and B. Holtz. 1999