46 



CutTagE. 



47- Permanent propagating-frauus in a gycenhousc. 



covered box about two feet deep, with -.v 

 neath the soil, and whicli is heated l>v a 

 but somewhat comphcated apparatus is il 

 49, 50. 51. Tliis is an old form of o\en 

 variously modified by different operators 



SAND' 



J5s:^S--i^--W A T; E R ^=qj;=;:^:jj; 



4S. SiDiple propagatinff-oi'r'n. 



are sown or pots are plung-ed. C is 

 which the water is applied by means of a 



tray of water be- 

 lamp. A similar 

 lustrated in Fiys. 

 which has been 

 Fig-. 49 shows 

 a Sectional view 

 ot the complete 

 apparatus. The 

 box, A A, ■ is 

 made of \\-ood, 

 and is usually 

 about three feet 

 square. L is a 

 removable glass 

 top. P. re]ire- 

 sents a zinc or 

 gaKanized iron 

 tray which is 

 filled with earth, 

 in which seeds 

 a water tray, to 

 funnel extending 



