Seed Technology - Oil Seeds - Gingelly

By TamilNadu Agricultural University on 18 Feb 2019 | read
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QUALITY SEED PRODUCTION IN GINGELLY

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Gingelly-Field
Gingelly - Flower
Gingelly- Capsule
Land requirement 

Land should be free of volunteer plants. 

The previous crop should not be the same variety or other varieties of the same crop. 

It can be the same variety if it is certified as per the procedures of certification agency

Isolation

For certified / quality seed production leave a distance of 200 m all around the field from the same and other varieties of the crop.

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Land Selection

Fertilizer

Apply NPK @ 50:25:25 kg ha-1 

Manganese sulphate @ 5 kg ha-1 

Basal application of fetilizer are recomended 

Foliar application 

Spray 1% DAP at the time of first flowering and again 10 days after the first spray

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Harvest

Harvest the crop when 75 – 80% of the pods started yellowing and bottom 1 or 2 pods have dehisced.

At this stage, the pod moisture content will be 50 – 60% and seed moisture content will be 25 – 30% 

The seeds will be chocolate brown colour.Stack the plants in inverted position and are allowed for 3-4 days of drying 

Threshing

Beat the staked plants with pliable bamboo stick for removal of seeds

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Harvesting stage

Seed grading

Grade the seeds with 4/64” (1.6mm) round perforated metal sieve.

Drying

Beat the staked plants with pliable bamboo stick for removal of seeds. 

Seed treatment

Slurry treat the seeds with carbendazim @ 2g kg-1 along with carbaryl @ 200 mg kg-1 of seed (or) Slurry treat seeds with halogen mixture (CaOCl2 + CaCO3 + arappu  (Albizzia amara) leaf powder mixed in the ratio of 5:4:1) @ 3g kg-1 as eco – friendly treatment

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