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SEED CERTIFICATION IN BLACK-GRAM OR URD
(Vigna mungo L. Phaseolus mungo var. radiatus Linn.)
I. Application and Amplification of General Seed Certification Standards The General
Seed Certification Standards are basic, and together with the following specific
standards constitute the standards for certification of black-gram or urd seed.
II. Land Requirements Land to be used for seed production of black-gram shall be
free of volunteer plants.
III. Field Inspection A minimum of two inspections shall be made. the first during
flowering and the second at maturity before harvesting.
IV. Field Standards
A. General Requirements
1. Isolation Black-gram or urd seed fields shall be isolated from the contaminants
shown in column I of the Table below by the distances specified in column 2 and
3 of the said Table.
|
Contaminants |
Maximum Distance (Meters) |
|
|
Foundation
|
Certified
|
|
1 |
2 |
3 |
|
Fields of other varieties |
20 |
10 |
|
Fields of the same variety not conforming to varietal purity requirements for certification |
20 |
10 |
B. Specific Requirements
|
Factor |
Maximum Permitted (%) |
|
|
Foundation
|
Certified
|
|
Off types |
0.10 |
0.20 |
V. Seed Standards
|
Contaminants |
Maximum Distance (Meters) |
|
|
Foundation
|
Certified
|
|
1 |
2 |
3 |
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Pure seed (minimum) |
98.0% |
98.0% |
|
Inert matter (maximum) |
2.0% |
2.0% |
|
Other crop seeds (maximum) |
5/kg |
10/kg |
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Other distinguishable varieties (maximUIT |
10/kg |
20/kg |
|
Weed seeds (maximum) |
5/kg |
10/kg |
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Germination including hard seeds (minimum) |
75/0% |
75.0% |
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Moisture (maximum) |
9.0% |
9.0% |
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For vapour-proof containers (maximum) |
8.0% |
8.0% |
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