Seed Classes:
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On the basis of genetic purity and stages of development, seeds are classified into four different categories as under

Breeder seed:

It is also known as Nucleus seed. It is very important class of seed. It is produced at breeder`s institute with the responsibilities of the concern breeder who developed a particular variety. Breeder seed is the main source for the increase of foundation seed. It is 100 % genetically pure.

Foundation seed:

This seed is directly produced from the breeder seed. Production of foundation seed is done carefully under the strict supervision of the highly qualified seed experts because genetic purity and identity of the variety should be maintained as this seed is the source of all certified seed classes, either directly or through the registered seed. Foundation seed is produced at state Government farms, and Agricultural university farms.

Registered seed:

This class of seed is increased from foundation seed or other registered seed produced by the private seed growers or seed companies.

Certified seed:

Certified seed means the production of commercial seed sold to the farmers for raising the crop. This type of seed is produced from foundation seed or registered seed. This type of seed is produced by the National Seed Corporation, Agricultural Universities, State Government, Private seed companies, Private seed producers and some Co-operative society. The seed produced by various agencies is certified by State Seed Certification Agency.


Seed classes