494 



FIELD CROPS 



plants under it are less subject to disease. The muslin 

 should be fastened to rollers so that it can be removed easily, 

 and good care should be taken of it when not in use so that it 

 may be used for several years. The best location for the bed 

 is on a sunny hillside with a slight slope to the south and east ; 



Fig. 147. The kind of tobacco crop that is produced when good plants from 

 selected seed are planted on suitable land and given good care. 



the board on the south side should be lower than the one on 

 the north. It is necessary to water frequently, at least as 

 often as three times a week, for the plants should never be 

 allowed to become stunted from drouth or any other cause. 



