ao2 METEOROLOGICAL ABSTRACT. 



By doubling the deficiency of the heat, therefore, we do a great deal more than 

 double the deficiency of the crop, fo that the latter varies in a higher ratio than 

 the former. 



The limit at which com will not ripen, is probably higher than 46°, and may per- 

 haps be Hated at 48°. If it be alarming to think that our climate has, in any cafe, 

 come fo near to a line, beyond which the labours of the hufbandroan are inefieflual, 

 it is comfortable to refledl, that the refources of the country have been able to- 

 provide a lemedy even for fo great an evil, and to avert all its moft fatal effe^s^ 



IX. 



