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Detailed Explanation of Key Points of Potato Storage and Primary Processing Technology
I. Storage Technology 1. Pit storage. Choose a site with high, dry terrain, and dig a trench 0.8-1.5 m wide and 0.9 m deep. Put potatoes pre-stored in a cool place into the trench for storage when freezing is about to occur, spreading the tubers loosely to a thickness of 40-50 cm, placing a bundle of corn stalks every 1 m to make a ventilation tube, with the ventilation tube extending 0.5 m above the ground, covering with a straw curtain, and covering with soil when the temperature drops, with a thickness not less than the frozen soil layer; the top of the trench should be raised. 2. Stack storage method in a ventilated storage warehouse. The potato pile is 1.3-1.7 m high. 2 m wide, and every 2-3 m a