PROTECTION AGAINST FROST 



359 



Table 66. — A List of "Danger Points" as Given by Different Authors 



Degrees Fahrenheit 



{After West and Edlefsen,-'^'' with additions) 



Authorities: (1) Wilson, W. M.= 

 (4) Paddock and Whipple. "^ (5) 

 (7) Young, Floyd D.^is 



" (2) O'Gara, P. J.i 

 W. H. Chandler. =8 



1 (3) W. H. Hainmon. ^1 

 (6) Garcia and Rigney.^^ 



resistance to the same freezing; different trees of the same variety will 

 set materially different crops; finally, varieties are unequally susceptible. 

 It is impossible at present to state to what extent fruit blossoms are 



