CHE REFERENCE LIBRARY - ZetaTalk

PROP.-1GATIOiV BY MEANS OF CUTTINGS $3mCJ GLASS(usually the latter) andalso for grafts of rhododendrons.(,Siee(‘hapterYI.)In all the above appliances,heat is obtainedfrom the sun or from thebench-pipes or flues of agreenhouse. There arevarious contrkuices inwhich the heat is appliedlwally, for the purpose4 )f securing greater orFIa. X2. Simple propagating-oven.more Aform warmth. One of the simplest and best of theseis the T”“)I~a~atitl.cS-l!\-en s1~ow1~ in Fig. 82. It is a glass-coveredbos aho11t 2 feet &ep, with a tray of water beneath the earth,and is heated with a lamp. Similar but somewhat complicatedapparatus has bee11 used ill times past, but with the more de-E’rt;. x:4. Harnnd’s I)rr)I):1Rating-turrk.pkndable heat of steam or hot-water pipes, the old forms arclikely to pass out and not need description here. Persons who,