444 



SOUTHERN FIELD CROPS 



on seats at the rear drop the plants at the required in- 

 tervals. 



417. Time of transplanting. — Bedding may be done 

 about three weeks before the time when the last hght frost 

 is expected. The soil must be well warmed before trans- 

 planted sHps will thrive in the field. In the central part 

 of the cotton-belt, transplanting about April 1 may be 



^iG. 194. — Sweet-potatoes attached to a Section of Planted Vine. 



regarded as early. To determine the last date at which 

 setting in the field may be done with the expectation of a 

 fair yield, a period of at least 3^ months should be allowed 

 before the usual date of the first fall frost. In this region, 

 it scarcely pays to set shps or vines after July 15 ; and in 

 general the yield from the late plantings are much smaller 

 than from those made in mid-season. 



