95 
a worm in winter, and OC. Barberi, Giard, parasitic a the larva 
3 SA ib saccharalis, Fab., the “ moth borer, >a moth which is 
ery by bc gar-cane in the West Indies. (See Kew 
8. 
caused by 
of Botrytis paradora*, and afterwards changed it to Botrytis. 
Soa Sin honour of M. Bassi, an Italian interested in silk-worm 
cultur 
In 185 3, Robin, a Frenchman, produced an elaborate account, 
beautifully illustrated, of plants—mostly fungi—parasitic on 
living aa 
this year, in discussing the relation between parasitic 
fungi ‘and their hosts, the former were looked on as the factor : 
a 
8 erved that if Aiscused cater illars rs were placed in a tree 
chad with healthy ones, the latter soon contracted the disease 
Still more recent. axter, in a beautifully illustrated mono- 
graph of the Entomophthorece of the United States, informs us of 
the widespread destruction among insects caused by vacoita 
species of fungi". 
During the "ast en years extensive experiments have been 
conducted, more ates ially in France and the United States, with 
naw 
, and by a process so simple and i inexp ed that it could 
ers 
particular fungus found most effective for the purpose required. 
Tubes or flasks of such pure cultures were distributed free, or 
sold at a low pics. and all the practical man had to do was to 
spray a portion e ground or tree infested rve or 
ca llars; or, on the other hand, to inoculate a number of 
capti a illars, and w the ase manifested 
the field. In either case, the assumption is that the disease 
will spread from infected to healthy individuals. bah ea 
the conception is excellent, and under certain atmospheric 
eegaee - the result is all that could be desired, but ee 
the table conditions rarely prevail. When the atmosphere is 
dry the spores or conidia do not germinate, and inoculation by 
