Everything you need to know about maintenance breeding ! Q.1. What is maintenance breeding? Ans. A branch/area of plant breeding which deals with principles and methods of breeder seed production is referred to as maintenance breeding. In other words, it deals with ways and means of maintaining genetic and physical purity-of released and notified varieties and parents of hybrid. It [...]
Everything you need to know about the hybridization method used in plant breeding ! Q. 1. What are breeding methods involving hybridization? Ans. The following breeding methods involve hybridization: (i) Pedigree breeding method. (ii) Bulk breeding method. (iii) Single seed descent method. (iv) Heterosis breeding, and (v) Population improvement approaches. Q. 2. What are uses of hybridization? Ans. Hybridization is [...]
Everything you need to know about heterosis breeding ! Q. 1. What is heterosis? Ans. The superiority of F1 hybrid in one or more characters over its parents is called heterosis; also known as hybrid vigour. Q. 2. Who coined the term heterosis? Ans. The term heterosis was coined by Shull in 1914 working with maize crop. Q. 3. What [...]