CONTENTS. 



Page. 



Storing cones before drying 5 



Handling cones in transit 6 



Drying cones by natural heat 6 



Where natural drying is practicable 6 



Equipment 6 



Selection of site 7 



Spreading the cones 7 



Keeping cones off the ground 7 



Drying racks 8 



Protecting the cones 8 



Space required 9 



Time required 10 



Number of sheets needed 10 



Drying cones by artificial heat 10 



Equipment needed 1 10 



Cabins 10 



Tents 11 



Stoves 11 



Drying trays 11 



Fire precautions 11 



Distribution of heat 12 



Heating the dry room from below 12 



Ideal dry house 13 



.Ventilation 13 



Application of moisture before drying 14 



Temperature required 14 



Time required 15 



Extracting seed from dried cones 15 



Tray shakers 15 



Box shakers 16 



Cylindrical shakers 17 



Barrel shakers 17 



Inclined shakers 17 



Sorting cones 18 



Seed cleaning 18 



Impurities present 18 



Removal of wings 19 



By flails 19 



Wet and dry process 20 



By churns 20 



By screens 20 



By mechanical cleaners 21 



Final cleaning of seed 21 



Seed storing 22 



Summary 22 



3 



