Principles and Techniques of Silkworm Seed ProductionThe book ""Principles, and Techniques of Silkworm Seed Production"" tries to unveil the secrete of seed production suitable for tropical and sub-tropical region. Spread over 10 chapters, the book deals with a plethora of subjects touching all aspects of seed production. The book has a wide coverage on disinfection, seed multiplication, organisation, oviposition, preservation embryogenesis, diapause, heterosis and disease management. Also included are the details on mulberry cultivation for seed crop, soil and fertilizer application, silkworm races, artificial hatching, incubation, metabolic changes during embryogenesis etc. A large number of Tables are also included to explain these aspects. Particular emphasis has been laid on various aspects to produce stable cocoon crop and preventive measures against adverse factors. |
Contents
Introduction | 1 |
Cultivation of Mulberry for Seed Crop | 8 |
Silkworm and its Races | 53 |
Disinfection and Hygiene | 71 |
Seed Production | 87 |
Oviposition and Egg Preservation | 120 |
Diapause and Hatching | 158 |
Hybrid Vigour and Heritability | 231 |
Silkworm Diseases and Pests | 265 |
Common terms and phrases
acid treatment bivoltine bleaching powder Bombyx mori breeds cells characters cocoon shell cocoon weight cold storage colour correlation crosses CSR&TI Dfls diapause eggs disease disinfection duration egg laying egg production embryo embryogenesis environmental F1 hybrids fecundity feeding female moths fertilizer filament length formalin genetic genotypes germ band gland glycogen growth hatching heritability heterosis hibernating eggs hybrid vigour hybrids incubation India infection instars larvae leaf harvest lime male moths mating metabolic method moths moulting mountages mulberry mulberry leaves mulberry varieties multivoltine muscardine non-diapause eggs Nosema bombycis optimum oviposition pathogen pebrine plant preservation pruning pupae pupal weight pupation quantity races rearing bed rearing house saplings season seed cocoons seed production segments selection Seric sericulture shell weight silkworm Bombyx mori silkworm eggs silkworm larvae silkworm rearing silkworm seed Singh soil solution sorbitol specific gravity spores stage Table trays tropical univoltine voltinism