SylbV01-00-00. pmd

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Unit 2:
Conservation and maintenance of mulberry germplasm
Different types mulberry conservation. Role of mulberry germplasm in
mulberry improvement. Characterization and evaluation of mulberry
germplasm for morphological, anatomical, physiological, reproductive,
biochemical and molecular traits. Evaluation of commercially released
varieties/ genotypes for different growth and yield parameters.
Utilization of mulberry gene bank. National and international institutes
involved in mulberry germplasm conservation.
Unit 3:
Biometrical Techniques in Breeding
Introduction, Assessment of variability
: 
simple measures of variability,
Components of variance -Genetic diversity. Aids of selection
:
Correlation
coefficient analysis, Path analysis-Discriminant function. Choice of
Parents and Breeding procedures: Partial diallel analysis, Line x Tester
analysis - Biparental cross analysis. Varietal adaptation:Components
of adaptability, Assessment of stability.
BLOCK 2: Conventional and non-conventional breeding methods for
mulberry improvement
Unit 1:
Conventional methods of mulberry breeding
Procedures followed for different methods of conventional breeding-
Introduction, mass selection and clonal selection. Handling of
segregating progenies-pedigree selection and back cross method of
selection. Exploitation of heterosis, different kinds of heterosis,
estimation of heterosis in mulberry. Three tier system of evaluation of
mulberry. Advances in conventional methods of breeding. Poly cross
hybrids – Principles involved, advantages and dis advantages. Steps
in development of polycross hybrids. Advanced generation breeding.
Preliminary yield evaluation, multilocational trial and mulberry
authorization for evaluation. Steps for orderly distribution of improved
varieties. Release of new varieties. Multiplication system and
distribution- Kisan nursery-important varieties developed in
conventional method.