EUROPEAN FRUIT LECANIUM AND PEAR SCALE. 15 
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: 
Ue 2 UMINE jc NS) ph gsilelge ak lle aiinetha ta-aen Ae eae anaes gallons.. 5 
JP ris GMIL ASO Oa Petal at eee ple encod mater ps same ee ee Re pounds.. 14 
Mistillate (Zsci Baume) sachs. -yeek steak. eae lace et oy 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: 
[SAD LIT 3-23. Pi Sg deh lg ela SC eA a pa ea gallons... 5 
etree Mi. eee ha Sn a NS eR nem Sete oe pounds.. 2 
CORT TSLIKC S100 C5. Shade yes Pe AOR Roa CMR OPUS BES GS SD enn doves G42 
Mire sate Olean Sort here Se ope fe de oe op eee Secs a zigc gs Sh 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: 
SO cs Sa oe See ee gallons... 5 
Plat 9, 10 per cent crude-oil emulsion.—This was made with the 
ingredients proportioned as follows: 
ICME iC GIs oS aed GCSE ee ee oe a gallons.. 5 
(CPUBUIG HOCH £35 Saas Ge Oe ee enn Ceo a pound... 4 
OUEST LUCIO | Tice el ee can es pounds... 4 
Srdeccungha, to 4 amm Gy. 2.2.2.2 2 oes baoe sce coe ek oe cee 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, caustic soda.—The following formula was used: 
Ee Roe ee a ee ee Soe AGS Se ome gallons.. 50 
Sebo Ga B.Gane Dob Doe ans Ee ae eee pounds.. 4 
