The 17 essential elements
Form used by plants:
Ideal foliage range for apple leaves:
No known natural deficiencies
Ideal fruit concentration:
Ideal soil range:
Mobility in plant:
**No known natural deficiencies
"Induced" deficiency symptoms include chlorosis of young leaves and death of the meristem.
Increased risk of Ni deficiencies on:
Excess problems/Interactions with other elements:
No distinctive problems.
July 13, 2004