New YoRK AGRICULTURAL EXPERIMENT STATION. 331 
900 gallon of spray: 

90 gallons miscible oil at 50 cts. per gallon....... $45 00 *$36 ot 
Hreignt on oo gallons off miscible: oilis. eco... 045s at 2021 
eumetneotalO: noursratels cts, pen hourL sur daisies sa ae- 3 00 3 00 
eeteamator JO-no0urs. at. 20: ctse per hour, acl denies cays 2 00 2 00 
Rare Ue SDIayer . .....cs s+ Ree Rhee An ea I 40 I 4¢ 
pea Ue Ose, JOU Ee On. AE SRR SOT $53 61 $44 61 
Average number of gallons per trees. eo. ve. ee. 134% 134 
Cost of materials for spray, per gallon of mixture..... 5%4 cts. 4% ets. 
Pmeregescost. GF Spray. per tfc... .. 2. wine ndsswavc nee GOD arian ROU We (os. 
Average cost of labor and team per tree............. yells eee pret Rt eh ae: 
fyerage -cost. of, treatment. pér ‘tree. .., 0... //... 05035 78 4/5“ 65% 

TABULATED GENERAL SUMMARY FOR 1907. 
In the table following a general summary is given of the data 
that have been presented, showing the number of gallons of each 
mixture used to spray one tree in this orchard, and the cost of treat- 
ment, not including wear of machinery and interest on amount in- 
vested. 
QUANTITY OF SPRAY AND Cost PER TREE. 



Sites: ‘ ehbahncy awenage Peacoat 
number o cost o cost o Oo 
NAME oF SPRay. gallons spray per | labor per | treatment 
per tree. tree: tree. per tree: 
Cus; CESS Cts: 
Cemderom emulsion. .. 6) 6. vo kn oi eee 8 154 54 21 
SUSE CPE er ene a Oa ee en ee 21 24 12 36 
Sulphur wash, supplementary spraying with 
Pee OMeeMGlStOn sik. ees sec ho 8s 22 26 13 39 
Merete ahaa Pte uvitks ol oiak whl: 13 56 rf 63 
eM) Pete act ke hee cia t fe ess bis os 13 70 vi Ch 
) 

| SS SE SE A YESS, STR SES SSRIS SE SS SS I RES SS SE REET? 
* Purchased at go cts. per gallon. 7 Purchased at 50 cts. per gallon. 
RESULTS ON TREES AND SCALE. 
No apparent injuries attended the applications of any of the 
sprays; and the growth and the appearance of the trees, following 
the treatments, left little to be desired. The sulphur wash, oil emul- 
sion and miscible oil proved equally efficient and gave most satis: 
factory results on scale. Close observation was maintained on the 
trees throughout the summer and it was only by the most carefui 
*Miscible oil purchased at 40 cts. per gallon, which is a discount of 20 
per cent. 
