T/AFFI 028-2022 Active Group standards

T/AFFI 028-2022 Cultivation Techniques for the Main Trunk Fruit-bearing Pattern and Tree Form of Korla Fragrant Pear

T/AFFI 028-2022

Publish Date: 2022-06-16 Implement Date: 2022-06-16 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/AFFI 028-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2022-06-16

Implement Date: 2022-06-16

Pages: 11 pages

Scope

Main Technical Content: **Kuerle Fragrant Pear Main Trunk Fruiting Pattern Tree Form Cultivation Technical Procedures** 1 **Scope** This procedure specifies the cultivation of the main trunk fruiting pattern for Kuerle Fragrant Pear in the First Division. It applies to the standardized production and management of Kuerle Fragrant Pear with the main trunk fruiting pattern in the First Division. 2 **Normative Reference Documents** The following documents are essential for the application of this document. For dated references, only the version on the specified date applies to this document. For undated references, the latest version (including all amendments) applies. - GB 5084-2021: *Water Quality Standards for Farmland Irrigation* - GB/T 19859-2005: *Geographical Indication Products – Kuerle Fragrant Pear* - NY 475-2002: *Pear Seedlings* - NY/T 394-2021: *Green Food – Fertilizer Use Guidelines* - NY/T 442-2013: *Pear Production Technical Procedures* - NY/T 496-2010: *Rational Use Guidelines for Fertilizers – General Principles* - NY/T 881-2004: *Kuerle Fragrant Pear Production Technical Procedures* - DB65/T 3292-2011: *Organic Food – Kuerle Fragrant Pear Production Technical Procedures* - DB65/T 3949-2016: *Nutrient Diagnosis and Fertilizer Recommendation for Kuerle Fragrant Pear* - DB65/T 4223-2019: *Simplified Cultivation Techniques for Kuerle Fragrant Pear* 3 **Rootstock Standards** - Select 2-year-old Du pear rootstocks. - Standard for Du pear seedlings: - At least 5 lateral roots with a length of over 20 cm - Lateral roots distributed evenly, uncurled, and upright - Stem height over 100 cm - Stem diameter over 0.8 cm - Stem inclination less than 15° - No dry, wrinkled, or damaged bark on root or stem 4 **Grafting and Planting** - In the following spring, graft using either branch grafting or bud grafting at a height of 0.3–0.5 m. - Planting density: 1112–2865 plants/ha. - Table 1: Planting D