LECT. in RAISING PLANTS, CROPS, AND TREES 45 



have supported the plants during the summer having 

 been allowed to escape into the air through the fis- 

 sures in the surface which might have been prevented. 

 Free, well-worked soil for sowing in is a prime essen- 

 tial in germination, while the frequent use of the 

 hoe between the rows of crops in spring and early 

 summer is undoubtedly one of the cheapest and best 



FIG. 6. GOOD AND BAD TILTH, wrrfi RESULTS. 



methods for promoting growth. The left side of the 

 figure represents good management in three stages; 

 the opposite side faulty methods. Do not forget 

 the lesson. 



The depth at which seeds should be sown depends 

 mainly on their size. Small seeds are often covered 

 too deeply, indeed placed in their graves, because, if 

 they germinate, the first tender growth (plumule) 



