Let's talk about the principles of polyploid breeding, as well as the principles, methods, advantages and disadvantages of polyploid breeding. I hope it will be helpful to your problems.
Principles of polyploid breeding Principles and methods of polyploid breeding Advantages and disadvantages
1. Polyploid breeding method: The most common and effective method is to treat germinated seeds or seedlings with colchicine.
2. Principle: Colchicine can inhibit the formation of spindle during cell mitosis, but does not affect chromosome replication, so that cells cannot form two daughter cells, and the number of staining is doubled.
3. Examples: triploid seedless watermelon and sugar beet; Octoploid triticale, etc.