25 
COST OF THE TREATMENTS. 
In considering this question, the price of chemicals and the labor in 
preparing and applying the same, form the basis for the estimates. 
The wholesale price of the chemicals used was as follows: 
Gepnet carbonate <- :.---- 2-2-2252) 2522-3 55-5 --255- per pound.. $0.35 
Capnper sulphate, powdered. -<-- >..5--2-=- ---:--5---=---- Gene see . 08 
etiiGE A@GiMbt- © as 8 Se apes = = 2S 5 - iS ee . 40 
SUERTE Sa ee a es ee ee eS Oe eee ee de. ss: . 024 
IRIMMRPRINFIe — 28 et ose te eae ee esa dG 2. 4 . 05 
ESA PBI OO PSS tn ne ee eee en dg = . 08 
Ae PAR oe ir ie ee Sad eee ann cae es per quart.. .20 
PRUNES ee ee Seas a a eee Sete wie See i eee . 10 
ee Bee eee 2. ae ee on ee ee per bushel. “33 
Peascet ominiiies = 22252 os 7k ees 8 ok eos Les per pound... .15 
Noss MupGSNIpiMtbe 920542 ee = 2s oe oe see's i eee . O04 
Estimating the labor at 15 cents per hour, the cost of each treatment 
is shown in the following table: 
TABLE 8.—Showing the cost of each treatment in Vineyard 1, 












2 = Cost of | Cost of | 
Plat Kind of treatment Sie oer | zale per ftngi- | fangi- |Cost of, Total | 
F ; Ed oe > wind cides per) cides per| labor. | cost 
pee | ; plat. vine. | 
| 
| Cents. Cents. | Cents. | Cents. | 
2 | Ammoniacal solution .....-.. 22 1.1 17.5 9 27 44.5 
SEPNO Sreahmnent <o. - = -<-=62 | eee See eee a eee Ne 2] ee one elena | ee 
4 | Modified eau celeste------.---! 22 i Lag 6.1 .3 27 33.1 
5 | No treatment --.-.-.- ee aa ek ieee | teed ea Soe: oe 
6 | Precipitated carbonate copper 22 a a | 6. 2 a 27 BE pr? 
sR ACTION ee ta ee nee ee oe fn ea oe'ges ho Jo)e a 550 oleae eee eee 
8 | Copper saccharate -........-- ee ery ee ae 9.2 5 ST. | SeGee 
See Ni realane nt =e <a a= whee eles ss ase Se eas. ee eee ee ee 
10 Gane mMyIxcare.- 2. -22-222.--2- 22 4 i UR Po) 8.2 4 2h) fy 3522 
LD eS COS AP ER TPIT e TC Fy are eee eens) eee ae: [co aie See ee eels Soe ee ee ee Pye Sees 2 
12 | Bordeaux mixture --..-....-.. 22 taal 6. 2 .3 (eee 33. 2 
Pt OE Pe CRROHERI NE or tes ea 8 I pnt ce RC es | Ae eee een eM ae ah eri ey 2 
14” | Copper acetate. .-..-.---:-+--- 22 1.1 1.4 =H |. Ged 28.4 
edie PA CGC RIT OIEG = san oe oe PA eS ee ata ac eee oss odo sues. |b ceuk de cee ee 
16 | Copper chloride mixture... 22 ti 55 | .8 27.) 88 5 oe 
ir SPN Oureatment, = 2-9-2. 2252 2s | Se oo een 2 sess ore Hee. Stee, 1B Sore ee 
18 | Potassium sulphide solution. 22 Jsl 2 Al 27 29 
19” | No treatment _-.--..-.- Bs ps et lee ae ee er) ore eet) ae got gee tee LO 
20-21 | Sodium hyposulphite solution 22 Lt TFTA 8 rao 27 27.7 
Li 0 el TE ESE STE SR ON A (a eens aoe eee Pa ee eee (Rae ta 
| | 



Basing our estimates on the figures in the foregoing table, the cost of 
treating an acre of 750 vines six times with the various fungicides is as 
follows: 
PRIME Seal OMOUNMON. 3. Gh. fe oe yeaa Bp e+e esos aids - $16. 50 
Da Mentememuennueeioner - 6 fet - = oo io Ses She cP le nck 12. 75 
(3): Precipitated carbonate copper . -....---=...-.-.------- -.---: 12. 75 
GEWOEIC TENG 2 ESTES ee ee 13.50 
US) VAS ae Sv i ee oe Ce a 15:50 
ay Ore ea Me tes Fe Se ne De ced se sn 12.15 
ESOC stage eee Pe ah ee i ee 10. 50 
(a Copper Gilarmde miremree te oe ke eee ee 12. 00 
oy). etassnin snl phidemetasmom e289. 2. eis ce bea 2k -- = 2- 11.25 
(ey Sodmim: hyposulphiie solwien.- 05. 2... 2... 22.5. aces seeees 10.50 
