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Seed processing - basic concepts & techniques in seed processing
(University of Nairobi, 2015)
Handling and Damage Prevention
(university of nairobi, 2014-05)
Gravity Separation
(university of nairobi, 2018-05)
Principles Of Seed Processing
(UoN, 2019)
Processing involves three steps STEP 1: PRE- CONDITIONING AND PRE CLEANING (a) Pre conditioning: Isolation of seed from plant parts with which it was harvested e.g. Shelling Maize sheller 1. High capacity power operated ...
Sizing and Texture/Surface Separation
(UoN, 2019)
Sizing – Width and Thickness
(c) Seed Science Center, ISU/Dr. Shyy
— Width and thickness separators are commonly referred to as
‘graders’ or ‘sizers’
— The separation is similar to, but generally more accurate
than, ...
Seed Processing – New Technology
(UoN, 2019)
New Technology:
(c) Seed Science Center, ISU/Dr. Shyy
— Color Sorter:
— Feeding system
— Light resource (range)
— Light detector
— Black/White
— Grey level
— Multiple colors/wavelength
— Ejecting device
— Divider
— ...
Seed Plant Design
(UoN, 2019)
Seed Plant Design – List of Equip.
(c)
Seed Plant Design And Management
(UoN, 2019)
Seed Treating Equipment
(UoN, 2019)
Seed Treating Equipment - Treatment
(c) Seed Science Center, ISU/Dr. Shyy
— Fungicides
— Insecticides
— Nematicides
— Avicides
— Common Seed Treatment Products:
— Polymers
— Inoculants
— Colorants
— Others?
— ...
Gravity Separation
(UoN, 2019)
Gravity Separation – Gravity Table
(c) Seed Science Center, ISU/Dr. Shyy
Oliver GT Forsberg GT LMC GT
• Undesirable seed and contaminants are often so similar to
the “good” seeds in size, shape, and surface textures ...