Biology Reference
In-Depth Information
Rosette
of pecans and walnuts. Narrow, crin-
kled leaflets with dead or perforated areas have
a rosette appearance; trees often bear no nuts.
Pecan growers in southeastern states broadcast
zinc sulfate on soil under each tree in winter.
Variety Money-maker
is resistant
to zinc
deficiency.
Vegetable crops
- corn, beans, tomato,
soybean - have been protected by amending the
soil with 23 pounds zinc sulfate per acre.
