Green potato 168 (potato)
Variety source: Qinghai Academy of Agricultural Sciences, introduced into our city in 1991, detoxified and propagated by Zhangchuan Agricultural Technology Center. Characteristics: erect plant type, luxuriant branches and leaves, plant height 70-80 cm, thick green leaves, light purple flowers, long round potato, flat round, light red skin, concentrated sweet potato, good quality and good taste. It is a late-maturing variety with a growth period of about 130days and a slight sense of late blight and ring rot. Field planting generally produces about 1500-2000 kg per mu. Main points of cultivation: it is suitable for planting in arid mountain area, Eryin mountain area and alpine mountain area above 1400 meters above sea level in the whole city. The suitable sowing date is the middle and late April, the density per mu is 4000-4500 plants, nitrogen and phosphorus are combined, and sufficient bottom fertilizer is applied at one time.
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Qingshu No. 2 (Potato)
Variety source: the crop Institute of Qinghai Academy of Agricultural and Forestry Sciences was selected from Minamata of Plateau No. 4 / Magura formation in 1992 (formerly 92-32-8). In November 1999, it was approved by Qinghai crop Variety approval Committee and named Qingshu No. 2. The yield ranked first at 5 points in the regional trial of Qinghai Province for 2 years. Among them, the average yield in 1997 was 33197.55 kg / hm2, 21.1% higher than that of Jiushu 202, and 37467.0 kg / kg in 1998.
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Preparation of flaky mashed potatoes
1. Production process potato → cleaning → peeled → slices → pre-cooking → cooling → cooking → grinding → dry → crushing → packaging → finished products. two。 Main points of production (1) raw materials are selected to remove germinated and green potatoes and rotten and diseased potato pieces. If there is sprouting or turning green, the germinated or green part must be cut off or completely removed before it can be used to ensure that the content of solanine glycosides in potato products does not exceed 0.02%, otherwise it will endanger personal safety. (2) wash potatoes and pour them into water.
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