 | United States Department of Agriculture, US Department of Agriculture - 2004 - 730 lapas
...season of crops susceptible to frost damage—the so-called warmweather crops—is restricted by the number of days between the last killing frost in the spring and the first in the fall. Maps and tabular data show for the country a'. a whole, and for individual States, the average dates... | |
 | 1911 - 1452 lapas
...moisture. The length of the growing season is about five and one-half months, the average dates of the last killing frost in the spring and the first in the fall for a period of fifteen years being April 27 and October 14, respectively. During this same period... | |
 | Indiana. Department of Geology and Natural Resources - 1912 - 922 lapas
...3.02 3.73 2.92 3.25 3.64 2.87 3.4S 2 . 92 2.33 3 . 33 2.84 The records show that the average date of the last killing frost in the spring and the first in the fall for a period of sixteen years 21—29153 is April 26 and October 6 respectively. Latest date of killing... | |
 | 1946 - 786 lapas
...average of 29.2° in January and 76.5° in July. In Jordan Valley there is an average of more than 150 days between the last killing frost in the spring and the first killing frost of the fall. 18. Soils. — Soils in the central and southern section of the valley and... | |
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Tbis map shows the average number of days between the last killing frost in the spring and the first in the fall for twelve years, 1899 to 1910. 
