Genetics and Breeding of Host Plants of Silkworms
(PBG-211)
Dr. Shabir Ahmad Wani
Assistant Professor
COTS Mirgund
Dr. M.F. Baqual
Associate Dean
COTS Mirgund
Lecture-1: Floral biology of host plants of silkworms, viz., mulberry, Terminalia, Castor, Som and Soalu.
To know the botanical distribution of food plants of different silkworms.
To consolidate the information about the Rearing of these non mulberry silkworms practised in different states of India.
Lecture-2: Germplasm sources, geographical distribution and exploration. Centres involved in crop improvement programme of host plants of silkworms.
To know about genetic variation and germplam.
To know about Utilization of germplam for improvement in plant population.
Lecture-3: Conservation and role of Germplasm in crop improvement.
Conservation of the genetic resources.
Improvement of population through efficient utilization of genetic variations.
Lecture-4: Inheritance of economic characters (quantitative and qualitative characters).
To know about quantitative and qualitative charcters.
To understand the inheritance of characters.
Lecture-5: Objectives and pre-requisites of breeding. Methods of breeding, viz., introduction and acclimatisation, methods of selection in mulberry.
To know the objectives of mulberry breeding.
To know different methods of mulberry breeding.
Lecture-6: Hybridization and Heterosis breeding.
To study the technique of hybridization for improvement of population.
To understand the genetic basis of heterosis.
Lecture-7: Breeding methods for self and cross pollinated crops, backcross, population improvement.
To know plant breeding methods.
To know the applications of back cross method.
Lecture-8: Mutation breeding
Mutation breeding and its application in mulberry improvement.
Mutagens and their application.
Lecture-9: Polyploidy breeding.
Development of triploid mulberry varieties for improvement of leaf quality and quantity.
Lecture- 10: Breeding for Disease and Pest resistance.
Development of resistant variety for disease and pests.
Methods of breeding for disease resistance.
Lecture-11: Breeding for Drought resistance.
To know the Drought tolerance in plants.
Method of development of drought tolerant variety.