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Applications Due July 15
The general seed certification standards are basic and together
with the following specific standards constitute the standards
for the certification of rice in Missouri.
Seed Source
The grower must have planted Foundation or Registered seed
of an eligible variety.
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Land Requirements
Rice shall be grown on land which the preceding crop was
another kind or planted with the Certified seed of the same
variety of an equal or higher seed class. If the previous
crop was of the same variety, it must have been approved as
meeting varietal purity standards for certification and found
to be free of red rice.
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Field Standards
- Seed fields shall be inspected at least once prior to
harvest, preferably near maturity.
- Prior to field inspection, the applicant shall rogue
and remove from each field; red rice, noxious weeds and
off-type plants.
- Levees must be planted to the same variety as the production
field.
- Fields for certification must be separated from another
variety by a ditch, levee, roadway, fence or barren strip
of at least 15 feet if the adjacent field is ground drilled,
50 feet if ground broadcast and 100 feet if aerial seeded.
- Specific Requirements
| |
Maximum permitted ratio of heads or
plants |
| |
F
|
R
|
C
|
| Other Varieties |
1:10000
|
1:5000
|
1:1000
|
| Red Rice |
none
|
none
|
none
|
| Noxious Weeds * |
none
|
none
|
none
|
| Diseases not controllable with
treatment |
none
|
none
|
none
|
| * Curly indigo, cofee bean,
field bindweed, johnsongrass, dock, morning glory & barnyardgrass |
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Seed Standards
| Factor |
Standards for each class |
| |
F
|
R
|
C
|
| Pure Seed (min) |
99.00%
|
99.00%
|
99.00%
|
| Inert Matter (max) |
1.00 %
|
1.00%
|
1.00 %
|
| Other Crop Seed (max) |
0.05%
|
0.10%
|
0.25%
|
Other varieties (max)
|
0.01%
|
0.02%
|
0.10%
|
Other kinds (max)
|
none
|
none
|
2/lb.
|
| Weed Seed (max) |
0.05%
|
0.05%
|
0.10%
|
| Noxious weeds* |
none
|
none
|
none
|
| Prohibited weeds** |
|
|
|
| Red Rice (max) |
***
|
***
|
***
|
| Germination (max) |
80.00%
|
80.00%
|
80.00%
|
|
* Refer to Missouri State Noxious Weed List
** Refer to Missouri State Prohibited Noxious Weed List
*** Not to exceed 1 per 2 lbs.
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