CHE REFERENCE LIBRARY - Pole Shift Survival Information

PROP.-1GATIOiV BY MEANS OF CUTTINGS $3
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CJ GLASS
(usually the latter) and
also for grafts of rhododendrons.
(,Siee(‘hapter
YI.)
In all the above appliances,
heat is obtained
from the sun or from the
bench-pipes or flues of a
greenhouse. There are
various contrkuices in
which the heat is applied
lwally, for the purpose
4 )f securing greater or
FIa. X2. Simple propagating-oven.
more Aform warmth. One of the simplest and best of these
is the T”“)I~a~atitl.cS-l!\-en s1~ow1~ in Fig. 82. It is a glass-covered
bos aho11t 2 feet &ep, with a tray of water beneath the earth,
and is heated with a lamp. Similar but somewhat complicated
apparatus 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 arc
likely to pass out and not need description here. Persons who
,