Sulfur (S):
Sulfur's Role:
Integral part of amino acids
Helps develop enzymes and vitamins
Promotes nodule formation on legumes
Aids in seed production
Necessary in chlorophyll formation (though it isn't one of
the constituents).
Sulfur deficiency:
Younger leaves turn yellow first and sometimes followed by older leaves.
Slow growth
No response to applied Nitrogen
Low crop yield and quality.