CLIMATIC REQUIREMENTS 2 g 



the soil, as there is a narrow strip of poor soil running through chap. 

 the Lower Bush-veld from north to south, and good maize "• 

 crops are raised on either side of this belt at the same altitude. 

 It may also be due in part to deficiency or irregularity of rain- 

 fall, and greater evaporation. 



Table II. 



MEAN TEMPERATURES OF THE CEREAL BELT OF ARGENTINA. 



November, December, January , and February. 



In the warmer coast-region of Natal, though there is less 

 maize grown, the yields per acre are heavier than on the up- 

 lands ; but this is probably due to increased fertility of the 

 soil, and to longer growing season, rather than to actual in- 

 crease in temperature. 



