36 BULLETIN 764, U. S. DEPARTMENT OF AGRICULTURE. 
No. 19, which was fastened to thermometer 19, as compared with 
sample No. 20, which was fastened to thermometer 20, showed a 
greater Increase in acidity during the voyage by 10.8 ¢. ¢., and a 
greater decrease in germination by 59 per cent, sound kernels by 47 
per cent, and weight per bushel by 3.5 pounds. 
CHANGE IN TEMPERATURE AND CONDITION OF THE NATURAL CORN IN HOLD NO. 4. 
During the voyage the natural corn in hold 4 became hot and 
badly damaged in the upper part of the hold and along the shaft 
tunnelin the bottom, 
— MARCH -=a=- 
r T = = 
8 10 l2 14 16 18 20 24 26 28 30 5 as is shown in figure 
140 
= 23. The greatest 
4.120 damage in the corn 
110 
et occurred near the 
=a FZ surface and de- 
W oof | Lee ets Zao Lyk - creased with the dis- 
= coll lil res eer = 5 wee eeeeee 
8 Eee oT LAT NT [| tance downward. 
er s TAGERURSHGMNRGNOAMURGGaEL a; TSuUGUREEE The temperature 
= SHUGEUETEGERERERE BEREREEREESEED ROSES SEER pe 
Gl SceeeeesmerecorliCliaseeescnenoee eee; of the corn in this 
ES 
yee § i 8 ¢ « hold as loaded varied 
= -& KOR 
se 8 & Bs 9 : from 50° to 62° F. 
Y 2 = TOP OF CORN RB & Ss 
Hy Bee AO ST ee eS a ee ee 28 43. In the first lat: da SS 
Sel Sas sire es 32 38 S 
Go 10 302 100. 2OR7 Ramee. P 3 of the ocean voyage 
31168 297 89____ 5S on alee : ’ : 
28136 263 95--- ending March 12, the 
70-193 32.1 lee > —-86 24.1 J867i 
We 186 278 77a f oS nragy cob onan n = | 0 2a 17028 temperature near the 
mead SSS == = . ¥ - Ses oe ! 
$2196 262 95-1 72222. ase ----~--=4-- 66 221 19076 surface about 20 feet 
36 186 Sas 7 {Biremwep hers receae 1-25 Bed 180 28 
Seie2 229 s6-—-[----—mervoe FOP 8k 205 tafe © back from the en- 
39 16s. 265. 77> Na a == gine-room bulkhead 
increased from 55° to 
68° F.; by March 29 
the temperature had 
reached 114° IF. and 
by April 6, it was 
128° F. as shown by 
the temperature rec- 
ord for thermometer 
22 in figure 23. The 
Fic. 23.—Hold 4: Temperature records of the electrical resistance t t eee 
thermometers, location of the thermometers in the hold, and sam- emperature oO e 
ples secured in Denmark. Heavy shading represents heat- eorn located about 4 
damaged corn. (Cargo No. 2.) ict Sa aicecaed 
at about the same rate as at the surface, but did not start to increase 
so soon; the temperature at this point was 115° F. on April 6, as 
compared with 128° F. for the surface corn. (See bem peranme 
record for thermometer 24.) 
It was still longer before the increase in temperature of the corn 
located about 12 feet below the surface began to be pronounced. 
a il i i 
