WINTER WHEAT IN THE GREAT PLAINS AREA. 
393 
at Tucumeari it has been decidedly in favor of spring wheat. At 
Ardmore and Archer the average yields from summer tillage have 
been practically equal for the two crops. 
TaBLE X1X.—Comparison of the average yields of spring wheat and winter wheat by 
different methods at thirteen stations in the Great Plains area. 
SS Sal Seis | Se ae a rie anes heap S 
aelecleclon| -lq.lae| _ Sal Oe less al ovale 
ARloelss|se| 52/82/48 |ae] & a | #e|ae] 82 
Statement of data. |S2/ESSi=Pl/ags|/as/Gs|[aqhl/os] & | S| 8) us] 88 
= Aap] o mlomh!]en | Sew aS n bot = as aes 
SSS ais =a | Sie Si Wea, Seale 3 
S |F jm |e < n Z < 'aa| Oo A < a 
Yield per acre 
(bushels). 
Early fall plowed: 
Winter wheat. ---} 18.2) 17.2) 12.4) 19.7] 10.7 9.1) 16.7) 13.7) 17.6 2.3 3.1) 9.7 Pas 
= ppring wheat...-. 19. 7| 17.8) 18.1) 22.3) 11.2) 8.5} 11.6) 9.1) 5.4 3.8 3.8] 8.4 6.8 
isted: 
Winter wheat. .-..| 17.2} 18.5) 14.3] 19.7 8.9 BAellasbens 14.2} 19.2 3.4 2.5 Ch sceeass 
Spring wheat..-.. 20. 1) 17. 6) 15.0) 16.8} 10.0} 5.3)-...-- 10:1) 6.5 5.3) 5.4) 7.0|------- 
Subsoiled: 
Winter wheat. .--| 18.3) 19.0) 12.1) 22.6] 8.9} 13.7]...... 12.0} 19.6 Bh tslisecoqoq B52 eemicsee 
Spring wheat. --.-| 20.6) 17.0} 14.0) 18.7} 10.6) 8.3].....- 8.4) 5.8 (BT Wanouee Th Biocnssbe 
Disked: 
Winter wheat. ...| 20. 2) 25.8)...-- 22.2) 13.6) 15.4) 22.1) 19.7) 15.4 3.3 0 Uoilecccdos 
Spring wheat..... 26. 2) 24. 6)....- 24.2) 15.9) 14.2) 12.1) 12.2) 6.8 5.7 PAA FEC looacade 
Green manured: 
Winter wheat... -| 24.4} 30. 6)...--. 2180} 13:8)) 155 3|eeeaee it Geacacd|scasoce 0 h(Uloascacc 
Spring wheat... .. 21.0) 26.4)..... ANS 16.2 e2lonGleeeeee DEO eoneoe|lsccooce 3 Ch GYloooucas 
Summer tilled: 
Winter wheat. ..-| 25.7] 39.4] 23.1) 25.5} 12.6) 20.6) 21.6] 23.1) 22.7 5.9) 3.5} 10.6 3.1 
Spring wheat... .. 21. 6) 26.6] 18.2) 25.5) 12.5) 16.6) 15.6) 16.0) 7.0 7.3 6.2) 11.5 8.6 
Average: 
Winter wheat. ...| 20.7) 25.1] 15.5) 21.8} 11.4) 13.0] 20.1) 16.6) 18.9 3.7) 138) 8.7 2.9 
Spring wheat. .... 21.5) 21.7) 15.1) 22.0) 12.7) 11.4) 13.1] 11.3 6.3 5. 4 3.6 8.3 Tal 
Profit or loss (—) 
per acre. 
Early fall plowed: 
Winter wheat - . . .|$6. 42|$5. 72/$2. 36/$7. 47| $1. 17| $0. 05] $5.37] $3. 27] $6. 00/—$4. 71|—$4. 15] $0. 47/—$4. 43 
= spring wheat..... 7. 23) 5.90] 2.61) 9.05) 1.28|— .61] 1.56)/— .19/—2.78)/— 3.90/— 3.90/— .68)/— 1.80 
isted: 
Winter wheat. ...| 7.01) 7.92) 4.98] 8.76} 1.20/—2.37]...... 4.91) 8.41)— 2.65/— 3.28] .92|...-..- 
Spring wheat... .--. 8. 52) 6.77) 4.95) 6.21) 1.45)—1. 84).....- —1.52)—1.00)/— 1.84)— 1.77|— .65)...-.-- 
Subsoiled: 
Winter wheat - --.| 5.78] 6.27) 1.44] 8.79)— .80] 2.56]....-. 1.37} 6.69)— 4.37]......- —1.29)...---. 
55 sBUEINE wheat....- 7.25) 4.73} 2.63} 5.92) .25|—1.36]....-- —1. 29|—3. 11/— 3.88]....... — ODI eae 
‘isked: 
Winter wheat. ...| 9.89]13. 81)..... 11.29) 5.27) 6.53) 11.22) 9.54) 6.53/— 1.94)— 4.25] .72)....... 
Spring wheat... -. 13. 59)12. 47)..... 12.19] 6.38) 5.19) 3.72) 3.79) .O1|— .76)— 3.28} .15)/....--. 
Green manured: 
Winter wheat. .-..| 3.12] 7.46)....-. . 74)—4. 30)/—3. 25). ....- PH Viesbade pecesos —13. 96|/—8. 36)....--- 
Spring wheat. ..-- - 09) 3. 87)...-.- 2. 40|—3. 27/—3. 69]....-- —=O5/28| tee = | Seis —14, 40|/—8. 66)...---- 
Summer tilled: 
Winter wheat. .--| 7.35)16.94) 5.53] 7.21/—1.82) 3.78) 4.48) 5.53) 5.25|— 6.51/— 8.19|—3. 22/— 8.47 
Spring wheat... -- 3. 62} 7.12) 1.24) 6.35/—2.75} .12/— .58/— .30/—6.60/— 6.39/— 7. 16)—3. 45)— 5. 48 
Average: 
Winter wheat. ...| 6.60] 9.69} 3.58) 7.38} .12) 1.22) 7.02) 3.74) 6.58|— 4.04)— 6.77/—1.79|— 6.45 
Spring wheat..... 6. 72| 6.81] 2.86] 7.02} .56/— .37) 1.57/— .97|—2.70|— 3.35|/— 5.69]/—2. 54/— 3. 64 
As an average for all the methods, winter wheat has proved more 
profitable at Huntley, Belle Fourche, Ardmore, Scottsbluff, North 
Platte, Akron, and Hays. 
profitable at Judith Basin and Archer. 
Spring wheat has been slightly more 
At the remaining stations 
an average of all the methods shows a loss for both crops. At Amarillo 
the average loss is less for winter wheat, while at Garden City, Dal- 
