Questions and Answers
Which equipment specifically separates lint and seed from kapas in cotton?
What is the primary function of the mechanical scarifier in seed processing?
Which equipment is used to remove webby hairs from grasses?
What type of equipment is a specific gravity separator classified as?
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Which of the following is used to separate smooth seeds from rough seeds based on surface texture?
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What is the primary purpose of the cleaner cum grader in seed processing?
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What is the role of the electronic colour sorter in seed processing?
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Which of the following machines is specifically designed for shelling maize seeds from cobs?
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Which processing equipment is used to extract tomato seeds without wasting the pulp?
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What is the main function of dryers in seed processing?
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Study Notes
Seed Processing Equipment Overview
- Various seed processing equipment enhances seed quality from harvest to storage.
- Common tools include driers and seed cleaner cum graders, essential for all seed types.
Threshing and Extraction Equipment
- Thresher: Removes seeds from inflorescence in cereals.
- Ginning Machine: Separates lint and seed from cotton (kapas).
- Maize Sheller: Extracts seeds from maize cobs.
- Pulse Thresher: Extracts seeds from pods of pulse crops.
- Tomato Seed Extractor: Efficiently extracts seeds from tomatoes, minimizing pulp waste.
- Chilli Seed Extractor: Simplifies seed extraction from chillies.
- Groundnut Decorticator: Shells kernels from groundnut pods.
- Sunflower Thresher: Extracts seeds from sunflower heads.
- Debearder: Removes awns from barley seeds.
- Mechanical Scarifier: Enhances germination by scarifying hard seeds.
- Pebble Mill: Cleans webby hairs from grass seeds.
- Timothy Bumper Mill: Removes weed seeds from timothy seed.
- Hammer Mill: Eliminates appendages from seeds like Stylosanthus.
Driers
- Essential for reducing seed moisture to safe levels for processing and storage.
Grading Equipment
- Cleaner cum Grader: Homogenizes precleaned seeds by size for basic grading; sieve sizes depend on the crop.
- Precleaner Aspirator: Removes dirt and inert materials, improving grading efficiency.
Upgrading Machines
- Specific Gravity Separator: Enhances seed quality by weight, with heavier seeds better for storage and field establishment.
- Indent Cylinder: Maintains seed dimensions, removes damaged seeds, retains good quality seeds.
- Disc Separator: Eliminates weed seeds, improving seed appearance.
- Roll Mill: Differentiates smooth and rough seeds based on texture.
- Magnetic Separator: Removes weed seeds from clovers, alfalfa, trefoils, and vetch.
- Inclined Draper: Separates rounded seeds from others based on shape.
- Electronic Colour Sorter: Identifies and separates discolored seeds.
- Electrostatic Separator: Removes specific weeds like Johnson grass from sesamum seeds based on electrical properties.
- Spiral Separator: Differentiates seed shape, useful for separating rape, vetch, and soybean from cereal grains.
- Polishers: Enhances the luster of seeds for better appearance.
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Description
Test your knowledge on the various equipment used for seed processing and their specific roles in improving seed quality. This quiz covers the entire process from harvest to storage, emphasizing the importance of equipment like driers and seed cleaners. Answer questions related to seed management and equipment usage.
