N.D. Admin Code 74-03-11-02 - Field inspection
1.
Open pollinated production.
a. The first inspection shall be made prior
to the bloom stage.
b. The second
inspection shall be made after the crop is at least fifty percent in bloom and
before it is fully matured.
2.
Hybrid and inbred production.
a. At least three field inspections shall be
made, one during the bud to early bloom stage and two during bloom.
b. In a field producing hybrid sunflower
seed, at least fifty percent of the male parent plants must be in bloom and
producing pollen at the time the female parent is in full bloom. The heads of
female plants shedding pollen must be removed and disposed of in a manner which
will prevent their pollen from being disseminated. Off-type male plants shall
be removed from the field before pollination.
c. The field shall be considered the unit for
certification. Fields shall be separated from other inseparable crops by a
distance adequate to prevent mechanical mixture and from other sunflowers by
five thousand two hundred eighty feet [1609.34 meters].
d. In inbred lines and foundation single
crosses only the foundation class shall be recognized. In hybrid varieties only
the certified class shall be recognized.
3.
Diseases. Standards for
seed-borne diseases in sunflowers are not specified; however, the inspector may
reject fields for disease if the quality of the seed will be
affected.
Notes
General Authority: NDCC 4.1-53-11
Law Implemented: NDCC 4.1-53-11, 4.1-53-42
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