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Applications Due June 15
The general seed certification standards are basic and together
with the following specific standards constitute the standards
for the certification of cotton seed in Missouri.
Seed Source
- The grower must have planted seed of a variety eligible
for certification.
- The entire acreage of the variety must be included in
the application.
- The grower must show on the application the name of the
tenants and/or cooperators who may have an interest in each
field.
Production of Cotton Seed
Cotton for certification must be grown on a one variety farm
and/or ginned on a one variety gin when specified by the originating
breeder and/or institution.
Land Requirements
Land to be used for the production of certified seed must
be free from volunteer cotton plants.
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Isolation
General:
- Upland cotton: the isolation distance shall be
a natural barrier or crop boundary, except minimum isolation
shall be 100 feet if the contamination source differs by
easily observed morphological characteristics from the field
to be inspected.
- Egyptian type cotton: the isolation shall be
1320 feet from any other type of cotton for the foundation
and registered class and 660 feet for the certified class.
Specific Requirements:
|
Maximum permitted ratio of plants
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| |
F
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R
|
C
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| Other Varieties |
none
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1:35000
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1:7000
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| Objectionable Weeds* |
none
|
none
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1:10000
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| *cocklebur |
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Field Inspection
- Fields of foundation or registered seed shall be inspected
two times. The first inspection shall be at early bloom
stage and the second shall be after the cotton bolls begin
to open.
- Fields will be rejected if heavily infested with weeds
or if there is evidence of poor management or production
practices.
- It will be the responsibility of the tenant or cooperator
to rogue each field and remove all cocklebur and off-type
cotton plants prior to inspection.
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Harvesting
- Mechanical cotton pickers must be thoroughly cleaned before
entering the seed field.
- All trailers, trucks or other equipment used in hauling
seed cotton to the gin must be plainly marked as to grower,
field designation, variety and class.
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Gin Requirements
- All foundation or registered seed must be ginned on a
one variety gin.
- The gin and all seed storage facilities must be inspected
and approved by a representative of the MSIA prior to receiving
any class of certified seed.
- The gin shall have a pure seed system.
- The gin shall have separate seed storage stalls that
can be thoroughly cleaned. Each stall shall be clearly marked
to identify each class of seed.
- All seed must be ginned from vehicles, unless otherwise
authorized.
- When changing to a higher class, seed rolls must be dumped
and cleaned and one-half bale of cotton ginned before any
seed is allowed to be saved.
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Delinting and Treating
- Prior to receiving the seed, all storage, conditioning
and handling equipment shall be completely cleaned, inspected
and approved by a representative of the MSIA.
- Seed shall be delivered to the conditioning plant in
the applicants own cleaned vehicle, unless otherwise authorized.
- The delinting plant will have stalls to hold each class
of cotton seed separate. The stalls must have solid walls
that will not leak seed. Each stall shall be properly marked
to identify the grower, variety and class.
- All seed that is treated shall be treated according to
the current recommendation of the Missouri Agricultural
Experiment Station.
- The seed shall be bagged as it is conditioned in new
bags that are stenciled or tagged in such a manner to identify
the grower, lot number, variety and class.
- The conditioner shall keep a daily record of all seed
conditioned and this record shall be available for inspection
at any time.
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Seed Standards
To be accepted for final certification, the delinted seed
must meet the following standards.
| Factor |
Maximum permitted ratio of plants
|
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F
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R
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C
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| Pure Seed (min) |
98.00%
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98.00%
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98.00%
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| Inert Matter (max) |
2.00
|
2.00
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2.00
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Total Other Crop (max)
(including other varieties) |
none
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none
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none
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| Total Weed Seed (max) |
none
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0.01
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0.02
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| Noxious Weed Seed (max) |
none
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*
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**
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| Germination |
70.00
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70.00
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70.00
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* 1 cocklebur per 2 pounds
** 1 cocklebur per pound |
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