CR219  PLANT BREEDING AND GENETICS I

Syllabus Structure:

PART I : GENETICS

Section 1: Probability Analysis and Chi-square tests in inheritance
studies   Probability and events, Additive and multiplicative
theorems,  series of  events, probability in genetic events, Chi-
square tests, contingency Chi-square, Homogeneity Chi-square.

Section 2: Linkage and recombination
Linkage groups, complete linkage, incomplete linkage and recombination, detection of linkage.

Section 3: Gene mapping in diploids
Single crossing over, double crossing over, coincidence and
interference, linkage maps

Section 4: Introduction to population genetics
Gene frequencies, gene pool, Hardy-Weinberg principle, conservation
of gene frequencies, changes in gene frequencies.

Section 5: Quantitative inheritance
Johnson’s pure lines multiple factor hypothesis. Genes with
multiplying effects, the concept of heritability, effect of
dominance, characterization of a population
 

PART II : PLANT BREEDING

SECTION 1: POLLINATION CONTROL IN CROP PLANTS
Incompatibility  Th   Gametophtic  system, The  sporophytic system.
Hale sterility  Genetic male sterility, Cytoplasmic male sterility,
cytoplasmic-genetic  male  sterility,     Applications   to   Plant
Breeding

SECTION 2: POLYPLOIDY IN PLANT BREEDING
Terminology of  polyploidy, Origin  of polyploids,  Cytogenetics of
neuploids, Monosomic  analysis, Chromosome  substitution, Cytology
of autotetraploids, Cytology of  amphidiploids, polyploidy  in crop
plants, Induc d polyploidy.  Applications to Plant Breeding.

SECTION 3: INTERSPECIFIC HYBRIDIZATION
Genetic disability and reproductive incapacity, Barriers  to inter-
specific  hybridization,  Cytological and  genetic basis  of hybrid
sterility,  Segregation  in  interspecific  hybrids,  Interspecific
hybridization in different crop plants.  Applications.

SECTION 4  MUTATION BREEDING

The nature of induced mutation, Methods of mutation breeding Morphological and physiological mutations,   Quantitative characters, Special merits and disadvantages of mutation breeding, Unsolved problems in mutation breeding.

SECTION 5  THE ROLE OF TISSUE CULTURE IN PLANT BREEDING

Cell and callus culture, meristem culture and micropropagation, somatic embryogenesis, anther and   pollen culture, protoplast isolation and fusion, germplasm storage, somaclonal variation. Embryo rescue in interspecific crosses. Applications to Plant Breeding.


Back to Crop Sciences Menu                                                                               Back to Top of Page

Other Menus:
Agricultural Economics
Agricultural Engineering
Animal Science
Soil Sciences

Home