Single Seed Descent – Advantages

Single seed descent method has certain advantages, though it has some drawbacks too. These are as listed below.

Advantages of Single Seed Descent Method

Applications of Single Seed Descent – SSD are listed below

  • Requires little space
  • Saves time. Extensive field trials are not required.
  • Little record keeping
  • Fast especially with multiple generations / year
  • Easy method to handle populations, handles large number of crosses
  • Good for traits with low heritability
  • Natural selection has little influence

Disadvantages of Single Seed Descent Method

Demerits of Single Seed Descent method are listed below

  • Little scope for natural selection
  • Maximum productivity is established in F2 generations, superior plants may be lost
  • No recombination occurrence among selected lines
  • Must evaluate large numbers of inbred lines to find out superior ones.