T/WLCIA T/WLCIA3-2022 Abolished Group standards

T/WLCIA T/WLCIA3-2022 The Management Regulations of Wu Sheng Da Ya Orange Flowers and Fruits

Publish Date: 2022-11-13 Implement Date: 2022-12-01 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/WLCIA T/WLCIA3-2022

Standard Type: Group standards

Standard Status: Abolished

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2022-11-13

Implement Date: 2022-12-01

Scope

Main Technical Content: Management Techniques for Flower and Fruit of Wusheng Daya Citrus 1 Scope This document establishes the terminology and definitions of flower and fruit management for Wusheng Daya citrus, as well as other technical key points related to its cultivation. This document applies to the management of Wusheng Daya citrus. 2 Normative Reference Documents The content of the following documents is essential for this document through normative referencing. Among them, the referenced documents with a specified date only apply to the version corresponding to that date; the latest version (including all amendment sheets) of the unspecified date referenced documents applies to this document. NY/T 975 Citrus Cultivation Techniques 3 Terminology and Definitions The following terms and definitions apply to this document. 3.1 Wusheng Daya Citrus Daya Citrus refers to a late-ripening hybrid citrus variety bred by crossing Qingjian and Xinsheng No. 3 pomace citrus. Wusheng Daya Citrus refers to all Daya Citrus produced in the Wusheng region. 4 Flower and Fruit Management 4.1 Flower Induction 4.1.1 For adult trees with low flowering or no flowering, control the application of nitrogen fertilizer. 4.1.2 During the autumn dormancy period after cessation of shoot growth, implement appropriate water restriction, branch pruning, branch rubbing, and root cutting treatments. 4.1.3 When necessary, spray citrus flower induction agents 2–3 times. 4.2 Flower Control 4.2.1 For plants with low fruit yield, shorten some flower-bearing mother branches during winter pruning to reduce the number of flowers the following year. 4.2.2 During the flower bud differentiation stage from September to December, control premature flowering and excessive fruit production in young trees and mature trees by spraying gibberellic acid (100mg/L–200mg/L) twice or three times. 4.2.3 For plants with excessive flowering, shorten flowe