This PSEB 10th Class Agriculture Notes Chapter 9 Certified Seed Production will help you in revision during exams.
PSEB 10th Class Agriculture Notes Chapter 9 Certified Seed Production
→ Mexican dwarf varieties of wheat were Lerma Roso, Sonora-64.
→ Farmers are not aware of the genetic basis of the seeds and therefore do not have proper and full knowledge about seeds.
→ Physical factors of seed quality are- moisture content, size, colour, seed weight, broken seeds, free from weed, seeds, free from garbage and free from seeds of other crops,
→ Hereditary traits move on from seed to the crop and to the next crop. These are also called genetic qualities.
→ New improved varieties of wheat which are disease resistant and have high yield are – W.H. 1105, PBW 621, H.D. 2967, PBW 677.
→ Minimum field and seed standards for various crops are given in the book published by PAU, ‘Package of Practices’.
→ Always purchase certified seeds from some reliable firm,
→ Those seeds which are produced according to the standards set by Punjab State Seed Certification Agency and also under their
→ Certified seeds of rice should not be less than 98% in purity, should not be less than 80% in germination, and moisture content I should be more than 13%.
→ Certified seeds of wheat should not be less than 98% in purity, should not be less than 85% in germination, and moisture content should not be more than 12%.
→ Certified seeds have tags fixed on them. A blue and green. Blue is from the government and green is from producing company.
→ “Seed act 1966” was enacted in 1966.
→ According to this act, seeds can be categorized into four categories. Nucleus seeds (primary), Breeder seeds, Foundation seeds, Certified seeds.
→ There is a golden tag attached to the breeder seed bags, a white tag to the foundation seed bag, and certified seeds have the Blue tag attached to the bag at the time of packing.
→ If seeds are not certified but conform to all seed standards then these are called T.L. (truthfully labelled) seeds.
→ Seed production occupation is a boon for farmers and a way of prosperity.