7."jS JJISKING AM) ('LKANING CUNIFEUOUS SEEDS. 



pipes which hraiich into the ditiereiit dryiug-chambors. These 

 pipes contain numerous openings through which the hot air 

 passes. Several South German establishments are thus con- 

 structed. They have the advantage of regulating the tempera- 

 ture, so that even if heat is carelessly applied, there is not 

 much danger of the seed being ovcrdried ; they are not, however, 



Ki<i. 331 



economical as regards heating-power. In order to remedy this 

 defect, several other methods have been adopted of which fig. 

 334 is a type, representing the establishment of Steiugiisser at 

 Miltenberg. The stove (a) in an underground room M, the 

 upper part of which leads into a system of pipes {h,h) and is sur- 

 rounded by a cupolaed frame of trachyte which passes into the 

 seed-room A, and allows the contained hot air to escape through 

 several long tubes (/.•,/,) and nuiucions openings. The channel 



