1938 Iowa Corn Yield Test 
SOUTHERN SECTION 
PIONEER 
No. 
Average 
for Years 
Bushels 
Per Acre 
Moisture 
Content 
Lodging 
Grade 
*307 . 
. 1936-37-38 
60.81 
15.8 
1.8 
Avg. hybrid . 
. 1936-37-38 
57.22 
16.0 
2.0 
Avg. O.P. 
. 1936-37-38 
46.00 
16.0 
2.5 
1:307 . 
. 1937-38 
76.05 
14.8 
1.8 
314 . 
. 1937-38 
75.70 
13.3 
2.1 
+317 . 
. 1937-38 
73.61 
14.4 
1.8 
Avg. hybrid . 
. 1937-38 
72.46 
14.6 
2.0 
Avg. O.P . 
. 1937-38 
59.54 
15.1 
2.5 
313 . 
. 1938 
76.01 
15.0 
1.9 
307 . 
. 1938 
75.73 
12.8 
1.8 
314 . 
. 1938 
72.58 
11.7 
2.0 
317 . 
. 1938 
69.55 
12.4 
1.8 
Avg. hybrid . 
. 1938 
70.16 
12.8 
2.0 
Avq. O.P . 
. 1938 
57.17 
13.0 
2.5 
•FIRST in yield and best lodging resistance grade among all commercial hybrids tested for 3 years (1936-37-38) in this Section. 
iiFIRST in lodging resistance among all commercial hybrids tested for 2 years (1937-38) in this Section. 
Avg. O.P.—Average open-pollinated corn. 
LODGING GRADE—The lowest figure indicates the best resistance to lodging. 
1 938 IOWA CORN YIELD TEST 
• Over 50 different producers and growers 
made 1,110 entries in the 1938 Iowa Corn 
Yield Test. Thirty-nine of the 1,110 entries 
were Pioneer hybrids. 
The Iowa Corn Yield Test divides the state 
into 4 sections and 12 districts ... 3 districts 
in each section. 
PIONEER RECORD 
® Pioneer won the Banner Trophy for the highest 
"General Performance" score among all regular 
section entries. 
• Pioneer was first in yield in 2 of the 4 sections. 
® Pioneer was first in "General Performance ‘ in 2 
of the 4 sections. 
® Pioneer was first in "General Performance in 6 of the 12 districts. 
• Pioneer has the highest yield of any regular section entry having an average of 3, 4, and 
5 years. 
