T/RGHMPJ 005-2024 Active Group standards

T/RGHMPJ 005-2024 Pine cone bonsai cultivation techniques for water culture

Publish Date: 2024-07-10 Implement Date: 2024-07-20 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/RGHMPJ 005-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2024-07-10

Implement Date: 2024-07-20

Scope

Main Technical Content: Bonsai Cultivation Techniques for Water-Grown Yulan Cedar 1 **Scope**: This document specifies the procedures for cultivating water-grown yulan cedar bonsai, including seedling selection, pre-planting preparation, seedling planting, post-planting management, pruning, common shaping methods, and shipping. This document applies to the cultivation of water-grown yulan cedar bonsai. 2 **Normative References**: This document does not reference any normative documents. 3 **Terms and Definitions**: This document does not define any terms or definitions. 4 **Seedling Selection**: 4.1 **Variety Selection**: Select local yulan cedar. 4.2 **Seedling Selection**: Choose seedlings with a height of at least 25 cm, two or more branches, and a diameter of at least 10 cm in plastic pots. 5 **Pre-Planting Preparation**: 5.1 **Environmental Conditions of the Planting Site**: Select a location with convenient irrigation and drainage, and soil that is loose and fertile. 5.2 **Fertilization and Tilling**: Apply 3,000 kg of composted manure and 50 kg of superphosphate per 667 m2 before planting, and till the soil to a depth of at least 40 cm. 5.3 **Making Ridges**: After tilling, level the soil, dig drainage ditches, and create transplanting beds with a width of approximately 100 cm. 6 **Seedling Planting**: 6.1 **Planting Time**: Spring (late February to early April) and autumn (late October to mid-November). 6.2 **Planting Density**: Determine the planting spacing based on the length of time in the nursery and cultivation goals. 6.3 **Planting**: Remove packaging, remove seedlings from nutrient pots or cell trays, and maintain the integrity of the root clumps. Mark the planting sites, pile fine soil around the roots, and gently compact it. Water the seedlings thoroughly after planting. 7 **Post-Planting Management**: 7.1 **Watering**: During the seedling acclimatization period, water every 3–4