IRRIGATION EXPERIMENTS IN IDAHO. 
13 
TasBLE 1V.—L fects of different volumes of water on grains, orchards, and potatoes in 
Idaho during the season of 1911—Continued. 
_ | Kind of F 
3 crop. . Class of soil. 
= ) 
Ra iS) 
6 = 3 
E = 2 
Z, <{ < 
Feet. Acres. 
16 | Orchard.} 3,825 | Medium clay loam........- 4.58 
17 | Fallrye.| 3,700] Very sandy loam........... 6. 89 
18 | Oats. 3,700 | Very sandy loam...-..-....- 4, 29 
HOR == -do- 300) losooc GO aaa Soe stato 4.01 
20 |..-.do. Bi, CAUO) eo seos CO eee ee een seer eta a 4.17 
21 | Potatoes| 3,700 | Extremely sandy.......-.- 2. 89 
DOR ERA COP a || O00) ).2 = OR eRe ene tero yn ts 2. 96 
PomeeeGOrees|) 3,700) (2... GOR ae oe eee 3. 27 
24 | Oats....| 4,100 | Deep clay loam.....-. Eis Halt rv OR 
Pompe Ose a 4100) 5.2.2 ClO es iain aa erie ete 5.11 
Dosipeaaors2-| 4,100 |... COS et tere eis a 4.42 
27 | Wheat. .|. 4,949 | Very gravelly.......-.....- 15. 51 
28 | Wheat..| 4,949 | Shallow sandy loam........ 14. 91 
29 | Potatoes} 4,949 | Sandy loam...............- He aul 
30 | Wheat..| 4,949 | Shallow sandy loam.......- 9. 83 
BieeOatses- |: 4,949") Sandy loam. -..-..---.-.-.- 3. 85 
BommedOrs..| 4,949 |... .. GORE SAAR, espera tieeaysiersiels 2.55 
BomleeedOrees|, 4,949 |... 2. CI ESS ae Sone nec Homer 2.96 
34 | Wheat 2,600 | Impervious clay loam.....- 8.47 
38) jos oC 27000" anne (CC y Ee OR ea a ee nei 11.05 
36 |...do. X00) |issaoe GIO) Ae ie ers aegis eee 8. 64 
37 | Wheat 2,600 | Impervious clay loam...... 2.05 
38 |.--do.- 2,600 |-.... (Ko) Nee res ee ees ees 1.19 
5) [ea alee 2,600 |.-... CO a yee cece achat 1.65 
40 | Oats. 2,600 | Impervious clay loam...... 3.06 
ae eeecoue- =| 25600}... . LOR eee 2.08 
42 |...do. PKNO) esiaee GOH Sa ces RIES Sate 2. 60 
43 | Oats. PXOO)-\| Sewaehy lopnile oo 5 ssossccsone 5.38 
44 |...do. 2,600 |.-... GO Seater ee eRe 7. 29 
45 |...do. 2,600 |.--.-- GO ees ee et ee 6. 25 
46 | Oats. 2,607 | Impervious clay loam......- 4.56 
47 |...do. COU Neacoe ClOys a deaoe a eeen eee 1 B¥5) 
48 |...do. ROO \lsasee CLO reve ae ieee aa 3. 69 
49 | Oats. PAO) | Oley logins |b aAboeaocecduos. 2558 
50 |-..do. PADD ooson GO Rite eee ce eisiemision 2.30 
61 |...do.. 254600) eee ee COs ae SN ae POM 
52 | Wheat 2NoUTalmoandy lacs es !.)- ys00< 2.56 
53 | Wheat..| 2,607 |..... GO eet nae 6.17 
25 [eaeCheeee KU |leoooe COSA a Scene ae eee eee 5.79 
55 | Wheat 2,460 | Sandy loam mixedwithclay| 4.40 
mi56 1...do..... DRAGOH Eee Comsat es eh 5.55 
57 | Oats. Deore Sandy 10am. 4 \-5 22 see oe 3 6.72 
pom dO. =... Deals LO els” es By eth So. 4.16 
0) BSS eae 4AM rll ao Oe ae st ee 5. 67 
60 | Wheat 2,400 | Coarse sandy loam......... 3.74 
CLS a6 Kaen RAC TSe GIO ecco thee aes ea 6.21 
D2) =-.d0..... 74,240 Vall eae COCs a eT a eR pee 4.14 
Precipitation April- 
September, inclusive. 
gr orn 
w 
S 
; <O 
or 
ee 
> 
Je) 
o> > > ee Bee 
> 
Te) 
PD POD 
[e2) 
(=) 
1 Four years old, no crop. 
Date of first irrigation. 
Length of irrigation 
season 
| Number of irrigations. 
we COW 
Wwwh wWNwW Wb wmow wo Wwwr bob bh 
rs 
— 
oe 
LOS 
even 8 
Aa © 
=] = 3 
~ 
on eee 
3 uc} 
+S 2 
q va 
Feet. | Bushels. 
S268) e0G) 
. 729 HIG 
. 656 PRO} 
. 888 26.0 
1. 047 35.0 
. 613 112.8 
. 955 108. 1 
1.062 128.1 
. 641 76.5 
1.316 13.9 
1.654 72.4 
UB 20.9 
5. 342 30.0 
2. 828 211.8 
3. 466 31.6 
4.511 31.8 
5. 943 68. 4 
0.366 57.2 
. 307 19. 7 
5a3) |i) 16.0 
. 089 22.0 
. 263 12.0 
201 5.0 
. 497 5.0 
. 294 22.0 
Oe 26.0 
Alef 26.0 
- 185 16.0 
. 199 10.6 
. 248 We 
SOD 28.0 
618 34.8 
. 769 31.4 
461 43.0 
. 698 63.0 
1.076 73.0 
1.193 49.0 
1.371 35.5 
1.428 37.6 
.770 45.4 
12367 49.5 
1. 258 47.3 
Heo fs) 59.3 
3.095 54.1 
. 866 27.8 
1.186 43.96 
13253 33.59 
