Table 7. — Relationship between the shedding of pollen , silking , and fertilization of corn. 1015 . 
Investigations 
31 
Maximum 
length 
of silks 
(inches) 
C- NNNNNNNNNNNNNN 
vz 
Pollen 
maximum 
before silks 
indicate 
fertilization 
(days') 
© COC4CO©CON^OCCO^®COOat> 
C- ©«©i^i^i^cd©i-<i--<©©©© 
1 0.9 1 
dividual 
After 
fertilization 
is 
apparent 
Oiau2NC0CCt-00T!«-H-^03©C<l 
S NrlHrtHHCHriNfirtNH 
UO 
ing pollen (in 
erage) 
Before 
fertilization 
is 
apparent 
^Ci©-HNt^CO-«NCOTj*'rM^COOa 
— coSSS^ScdSuoS-^SSS 
lys sheddi 
plant av 
After 
silks 
appear 
^COT*t^OCC<JC5COCOlOCWTi<10lO 
w SSSS^edSSSu5S'q«S'd 
1© 
IS 
nber of di 
Before 
silks 
appear 
^ «HO5^0CO^^NtS000!000i 
^ OrldCHNN^nHodd^ 
co 
Nui 
Entire 
period 
S ©©CO^©CiOO©t>lOCacOCO^ 
iddiaiadiddt^d^dL'jdd 
1 
© 
03 
CO 
on period 
ty (days) 
More than 
12% plants 
shedding 
pollen 
^ ^-©©©Cii-iOJ© — (Tj<— IX©© 
© 
i-H 
Pollinati 
for varie 
Maximum 
length 
1 
|n 
© 05 05 
C a 
©cot>io©co©xcot-oc©t-t> 
I 
Plants 
with 
sterile 
tassels 
per 100 
d? 
N ©i-h©®03©®©-*©©©i-i© 
| 0.4 
Barren 
plants 
per 100 
© CO CO Tji t- C- CO © 03 CO —I © OJ CO 
CO 
Fertilization first apparent on silks 
Number 
of days 
after silks 
appear 
© © Cl 03 CO © CO COOCi— 0CC0O3©CO 
Si ScdcdcdoioicdcdSedcdcdcdcd 
cd 
After pollen 
ceases 
05 
>» 
eS 
Q| 
© 
ri ©©co©©coo3 03i-i03©03©© 
1 
© 
Per cent 
of plants 
L 
oo 
j^OOCOOOHHNHrHOHO© 
t-; 
© 
Before pollen 
begins 
Days 
^ ©©©©©©©©©©©OtH© 
© 
Per cent 
of plants 
2 0©0©©©©©©®©©i-(© 
© 
After pollen 
maximum 
Days 
S oot>ci^®-*o3©cicioot~;®© 
1^, i^oioios’oicdcdoios'cdi^i-Hoicd 
CO 
03 
Per cent i 
of plants 
S 0300C1©©©-<03©C00300C-© 
jT- lOiOCOlOiOiOOOiOiOCOCO^eO'^ 
IJ 
]© 
Before pollen 
maximum 
Days 
i S ^©oocococociT-joii-jos^oqi-j 
j i-5©©©o’©©i-i©rH©©©^H 
© 
Per cent 
of plants 
S MNHiaiOOOOO-iXOONniO 
Nh -<3* ■'7' CO Tf t? U3 ,-h t? tji CO CO © CO CO 
6k I 
>> 
.2 
M 
C 
S.| 
Lillis 5 
>> 
3 
> 
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