Ixxxii Journal of the Asiatic Society of Bengal. [N.S., XIV, 
years the December conditions afford a correct indication of 
the ensuing months. 
et us now consider some agricultural applications. The 
dependence of crops on rainfall is in many countries so 
obvious that anybody with the least claim to a mathematical 
equipment ought to be able to work out for himself a formula 
for the crop in terms of the total rainfall ; and the earliest case 
that I know of the application of statistical methods is the 
determination in 1874 by Governor Rawson of the sugar crop 
of Barbados from the rainfall. The curves before you! show 
for wheat, oats, potatoes, and hay in the’east of England the 
effect of rain, of accumulated temperature above 42°. am of 
want a warm and dry first summer, autumn, and winter, with 
the spring and summer. For potatoes cold and rain in ™ “4 
icap. i " 
before you,’ and appears to show that important results we 
cted from a more complete examination. If ll set 
at the correlations for the Punjab rabi wheat crop you Wg 
ber and 
tine le 
' See Fig. II. 3 ig. IV. 
2 See Fig. III. 4 ae Fie, v. 
