KEY To PLATE III 



FIG. 20. A flat covered with glass and paper to aid ger- 

 mination by preventing evaporation of the moisture. 



FIG. 21. Early summer squash started before the early 

 seedlings were transplanted from the hotbed to the 

 open. Cucumbers may be grown in the same way. 

 These plants usually escape the squash borer. 



FIG. 22. Panes of glass placed over the hills of cucum- 

 bers to hasten germination. 



FIG. 23. Home made plant protectors. 



