EUROPEAN FRUIT LECANIUM AND PEAR SCALE. 153 
A perfect emulsion was not formed, as some of the oil came to the 
top. 
Plat 5b, 10 per cent distillate-oil emulsion—This was made as 
follows: 
Bolling+witers-eeemerereer eee. aac s-sssA ek ctess stab etka lass gallons... 5 
Bish-of soa po cease ate toss Soke Se. pounds.. 14 
DMistllater(2REMs aime) eer see ete oe oe Ly sro, cha yayagne Ses eyes gallons.. 5 
Water (40 gallons) was added to make 50 gallons of the mixture. 
The emulsion was imperfect. 
Plat 6, creosote-oil emulsion.—This is a commercial preparation and 
recommended to be used at the rate of 1 part to 20 parts of water, 
but was used 3 parts to 20 of water. 
Plat 7a, home-made 10 per cent creosote-oil emulsion.—The following 
formula was used: 
TEDDIES: TOPE SIGE ag ee ge Re ra gallons... 5 
(PILE UL GOT eae es ee nc? ee ee pounds.. 2 
OD DSETG. SOC RIG Sapien ce cas Be a ea ee, See aes dpi: 612 
(CHROME? Gull SEs el SENG esr Soi i ae to eer Oe a Re gallons.. 5 
The caustic soda, soap, and oil were added in turn after the water 
started to boil, and the mixture was forced through the pump to 
emulsify it. Water (40 gallons) was then added to make 50 gallons 
of wash. | 
Plat 7b, 5 per cent creosote-oil emulsion.—This was made in the 
same manner as for plat 7a, except that 100 gallons of spray were 
made. 
Plat 8, commercial carbolic emulsion (distillate).—The following 
formula was used: 
RE SOG OCS SOO SGC OCC ES RENE Se ns Oe ee eS dome 40 
Plat 9, 10 per cent crude-oil emulsion.—This was made with the 
ingredients proportioned as follows: 
DUNE UCT Ra ra SO 6 gallons.. 5 
Riese GU ee ree ee a oe ee ee tee os ao wk ein eS pound.. 4 
LTS VTLS CE OS ci ele ea eee OE ae ee ae AG a pounds.. 4 
mroderou(l2 to i4° Baumé)e. oo ee elec kee. gallons.. 5 
The caustic soda, soap, and oil were added to the water, in turn, as 
soon as it had started to boil. The mixture was then forced through 
the pump twice to emulsify it. Water (40 gallons) to make 50 gal- 
lons of wash was then added. The emulsion was not perfect, as some 
free oil came to the top. 
Plat 10, caustie soda.—The following formula was used: 
Pires BAS os & ieciect Sue. st SI i a ne eR gallons.. 50 
