
PIONEER 30% 
A Migh Yielding. Dependable HijG@ria 
4 GIVES DEPENDABLE CORN CROPS 
Here’s a general purpose hybrid that can “take it’ 












when growing conditions are “tough.” When you 
plant this reliable producer in its adapted area, 
you can be almost certain of a corn crop—even 
under bad weather conditions. It survives 
adverse conditions better than most varie- 
Fed to ‘Grand Champions’ 
Schmidt Brothers, champion livestock feeders of 
Delmar, Iowa, raise and feed Pioneer 307, with other 
Pioneer hybrids. These feeders won “Grand Cham- 
pion” awards with carlots of Angus steers at the 
International Livestock Show three times in the last 
four years—1937-'39-'40. Take a tip from these feed- 
ties, grows well on most soil types. 
Whether you seal, sell, or feed 
your corn, Pioneer 307 fits prof- 
itably into your program. 



ers of champion livestock—raise and feed Pioneer 
WEEK 
307 next year. LATER 
THAN 330 
i 
98 
, 
Ny 
i 
HOLDS 
HIGHEST 2-YEAR 
YIELD AVERAGE 
IN OFFICIAL IOWA 
LARGE, SINGLE EARS TEN ACRE YIELD CONTEST 
— LOW EAR HEIGHT 
A general purpose hybrid 
th 
i 
00 
nove 
res 
eee 
= 
32. SS 
ee 
148.7 BUSHELS PER ACRE! 
323 a4 for the southern half of Iowa. te 
22 a Grows shorter stalks than Pioneer 307 holds the highest yield ever recorded in the offcial lowa 
ise most hybrids. Has vigorous, 10-Acre Yield Contest . . . 163.23 bushels per acre, produced in 1939. In 
00 
ngnn 
i 
Ay 
a 
i 
the 1940 contest, it yielded 134.4 bushels per acre for its top record— 
making a two-year average of 148.7 bushels per acre. This 2-year record 
e, 
leafy, uniform plants. Yields 
ae pad one ear per stalk, carries the was made by Raymond McClure, of Poweshiek County, who planted the 
sess ears uniformly at a fairly low corn in the same field both years. 
> : 
eS SSS height. The ears are deep 
SFE vernced. eavy in weight YIELDED OVER 100 BUSHELS PER ACRE 
4 esr Long husks keep the ears pro- IN 22 CONTEST FIELDS 
Os tected from mold and tip dam- Twenty-two farmers who planted Pioneer 307 exclusively in their 1940 
4 age. Resistant to both ear Iowa 10-Acre Yield Contest fields won ‘‘Master Corn Grower’ medals... . 
and stalk smut. Stands up ex- awarded to contestants whose 10-acre fields yielded over 100 bushels per 

acre. Eight other farmers who used 307, with other varieties, won the 
SLIGHTLY LATER d “100 bushel per acre” medals. The yields of Pioneer 307 ranged from 
THAN 307 stiff stalks. 100.7 to 134.4 bushels per acre in the 22 ten-acre fields, averaging 110.7 
bushels per acre. It made the highest yield in Adair, Blackhawk, Boone, 
Clinton, Johnson, and Wapello Counties; second highest in Jasper, Louisa 
FAIRLY SOFT KERNELS and Poweshiek Cgunties. ” 
GOOD "MACHINE PICKER" CORN STANDS UP WELL 
@ Although the kernels have a rather smooth dimple EARS MEDIUM DENTED 
dent, the starch is not hard. The kernel caps have a OVERRUNS WHEN SHELLED 
soft, starchy appearance. This variety is well suited 
ceptionally well, has very 
@ The stalks produce fairly heavy foliage, stand up well, look impressive 
f it i icki king. It resists 
a ake eee es Of hand: busking in the field. Some of the stalks produce two ears under favorable condi- 
ear dropping, does away with constant stooping down tions. The ears become quite well dented, contain medium hard starch, 
for dropped ears at husking time. In some seasons, have deep grain and small cobs. They weigh out heavily, have sound 
the ears may break hard but they husk out very clean. solid kernels and often overrun measured cribs as high as 15 per cent 
Its stiff upright stalks help eliminate the task of picking when shelled. Used by many farmers as fodder and ensilage corn. 
corn from leaning and fallen plants—aid in easier, 
faster machine and hand picking. 
Pa Pes 
