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Table 1 Concentration RNase A in pecan xylem sap as a function of Ni nutritional status

From: Nickel affects xylem Sap RNase a and converts RNase A to a urease

Tree Ni nutritional status Xylem sap Ni (μg/L) RNase A (mg/L)
Ni-sufficient 48.4az 8.4a
Ni-deficient 12.8b 2.9b
  1. zMeans are statistically different by ANOVA at P < 0.0004 when followed by different letters.