Diseases of silkworm slideshare ppt
WebApr 14, 2024 · ECONOMIC IMPORTANCE OF MLBERRY SILKWORM • The mulberry silkworm moth is a very useful and valuable insect. • It provides two very important products such as silk and gut to the … WebApr 3, 2024 · On the other hand, silkworms demand cleanness to multiply in high numbers. Due to unhygienic conditions, silkworms can have Grasseire and Flacheire as a disease. Lastly, Formalin is used to disinfect the cocoon before starting the rearing process. Being carcinogen, Formalin can cause eye and nasal irritation. Is this page helpful?
Diseases of silkworm slideshare ppt
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WebNov 7, 2024 · Silk Silk worm diseases: The silk worm is subject to number of severe diseases the most common of which is “Pebrine” Black spots appear on the body of silk worm. The infected silkworm kill off by the disease before they can spin Longitudinal view Cross Sectional view (Triangular) Properties of silk fiber: Tensile strength: Silk is strong … WebJan 15, 2024 · Silk worm presentation Pests and Diseases of Silkworm and Their Management. 1. BHOLA PASWAN SHASTRI AGRICULTURAL COLLEGE Presented to: …
WebSERICULTURE DIVISION Insect Pathology and Pest Management Section Diseases of Silkworm and Control Measures I Fungal Diseases of silkworm: a. Muscardine: Causative agent: White Muscardine is caused by fungus, Beauveria bassiana.. Green Muscardine is caused by a fungus, Metarrhizium anisopliye.. Predisposing Factors: Muscardine … WebThe silk is produced in two glands in the silkworm's head and then forced out in liquid form through openings called spinnerets. The silk solidifies when it comes in contact with the air. The silkworm spins approximately 0.8 Km to 1.5 km of filament and completely encloses itself in a cocoon in about two or three days .The silk is obtained from the
WebIn sericulture, the silkworm rearing process begins with the laying of eggs by the female silk moth. Typically, 300-500 eggs are obtained from one female silk moth. These eggs (laid on a paper/cardboard sheet) are then disinfected with the help of a 2% formalin solution. A feeding bed is prepared on a rearing tray by sprinkling chopped mulberry ... WebEri silkworm has two varieties – a wild one and a domesticated one bred on castor leaves. The filament is neither continuous nor uniform. Hence the moths are allowed to emerge before commencing reeling. A white or bright red silk is produced. Tasar silkworms are wild. The Indian Tasar worm feeds on trees of Terminalia species
WebView Silkworm rearing PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Silkworm rearing PowerPoint presentations. ... Cost Time Availability Mite and Disease Resistance AHB Acclimatized Bees Quality. Cost. A typical queen costs about $20 counting shipping and may cost considerably more. Time. By ...
WebFrom hatching to its full-grown stage, the silk worms pass through five instars and the worms up to stage two are called young age worms or chawki. As they are susceptible to infections and vulnerable to adverse weather conditions, special care is required for rearing of chawki. lagrange county indiana parks and recreationWebMay 9, 2015 · Slideshare ppt Mandy Suzanne • 2.3M views ... Spinning and Mounting 65 6. Silkworm Diseases 81 7. Silkworm Pests 114 8. Economis 126 Reference Books 138 Glossary 140 CONTENTS 4. 1.1. … remove built in windows appsWebView Details. Request a review. Learn more lagrange county indiana health departmenthttp://silks.csb.gov.in/coochbehar/wp-content/themes/Common_District/coochbehar/dpm-frame2.html lagrange county indiana libraryWebSilkworm Diseases and their Management 7 ” The microscopic examination of milky fluid indicates the presence of millions of polyhedral occlusion bodies. ” The larvae do not settle for moult and develop shining integument. g) Management of Disease: ” Practice disinfection and hygiene in silkworm rearing. ” A spray of 0.3% slaked lime solution in … remove built with generatepressWebMuscardine is a disease of insects. It is caused by many species of entomopathogenic fungus. Many muscardines are known for affecting silkworms. [1] Muscardine may also be called calcino. [2] While studying muscardine in silkworms in the 19th century, Agostino Bassi found that the causal agent was a fungus. lagrange county indiana genealogyWebI. Diseases of Tasar Silkworm Pebrine Tasar silkworm is susceptible to Nosema mylittansis which belongs to Phyllum – Protozoa, Class – Sporozoa, Order – Microsporidia, Family – Nosemetidae. The disease caused is known as Pebrine. lagrange county jail indiana phone number