Effects of spraying chemicals on young citrus trees for frost protection
AuthorR. M. Burns
Hilgardia 28(2):13-14. DOI:10.3733/ca.v028n02p13. February 1974.
In attempts to increase the cold tolerance of young citrus trees, chemicals (including a growth retardant, three anti-transpirants and two plastics) were applied to grapefruit nursery trees that were then planted in the field. The results showed a slight but not commercially important increase in frost tolerance.
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