T/LHNX 002-2022 Geographical Indications and Protected Designations of Grape Vineyard Establishment Standards for Da Shi Grapes

Scope

Scope: This standard specifies the technical requirements for the establishment of vineyards for Dashi grapes. This standard applies to the establishment of vineyards for Dashi grapes within He Tou Town, Linhai City. Main technical content: 3. Site selection: 3.1 Soil conditions: The soil texture should be good, loose and fertile, with a deep soil layer. Other requirements shall be implemented in accordance with GB 15618. 3.2 Water quality: Implement in accordance with GB 5084. 3.3 Air quality: Implement in accordance with GB 3095. 3.4 Terrain and topography selection: Choose sites that are sheltered from the wind, facing the sun, with a slope of less than 25°, abundant water resources, and gentle slopes or flat lands with good water retention and drainage. 4. Row orientation and base fertilizer: 4.1 Row orientation: It should be adapted to local conditions, with east-west orientation being preferable. 4.2 Base fertilizer: Apply it before planting. 667m2 shall apply 6,000kg of organic fertilizer, 100kg of calcium-magnesium phosphate fertilizer, and 50kg of compound fertilizer, which shall be mixed with topsoil or filled into planting pits in layers. 5. Seedling selection: The quality of seedlings shall comply with the provisions of NY 469. It is recommended to use detoxified seedlings. 6. Planting: 6.1 Planting time: Generally from December after leaf fall to early March of the following year, with mid-February being the best time. 6.2 Planting density: The number of plants per unit area shall be determined according to the variety, rootstock, soil, and trellis system, and it is recommended to plant at a sparse density. 6.3 Planting method: Plant according to the selected trellis or shed layout. For grafted seedlings, the grafting site shall be above the ground. After planting, leave 2 full buds above the grafting site for defoliation. 7. Trellis system: Advantageous trellis systems include horizontal trellis and fence trellis. The height of the shed trellis sh

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