Growing degree days /
Dethier, B. E.(Bernard E.),author.
Vittum, Morrill Thayer,1919-author.
New York State Agricultural Experiment Station.
"Northeast regional research publication."
"August 1963."
Title from front cover.
Includes bibliographical references (pages 14-16).
Meteorology, Agricultural
Degree days
Degree days.
Meteorology, Agricultural.