Fig. 1. Relationships between (A) organic matter and increases in CaCl2–extractable Zn, (B) organic matter and change in soil pH, and (C) soil pH and increases in CaCl2–extractable Zn for soils amended with Zn.
Fig. 1. Relationships between (A) organic matter and increases in CaCl2–extractable Zn, (B) organic matter and change in soil pH, and (C) soil pH and increases in CaCl2–extractable Zn for soils amended with Zn.