Question

List various methods used for crop improvement. Describe how the objective is achieved by using any one of them.

Answer 1

Crop improvement refers to the genetic alteration of plants to satisfy human needs. In prehistory, human forebears in various parts of the world brought into cultivation a few hundred species from the hundreds of thousands available. Methods used for crop improvement:

• Plant Introduction
  
• Selection
  
• Hybridization
• Mutation Breeding
  
• Polyploidy