Wikisource

Page:Handbook of Meteorology.djvu/78

This page has been validated.
66
THE MOISTURE OF THE AIR: EVAPORATION

The growing season. The figures show the number of days between spring and fall frosts.

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Handbook_of_Meteorology.djvu/78&oldid=11742007"