T/BZFS 004-2021 Active Group standards

T/BZFS 004-2021 Postharvest autumn and winter management techniques for winter jujube

Publish Date: 2021-08-07 Implement Date: 2021-08-07 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/BZFS 004-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Plant cultivation

Publish Date: 2021-08-07

Implement Date: 2021-08-07

Scope

Main Technical Content: Management Techniques for Winter Jujube After Harvest and During the Autumn-Winter Season 1 Scope This standard specifies the terminology and definitions, autumn pruning, tree trunk whitewashing, winter irrigation, tree hole repair, and disease scar treatment for the management of winter jujube after harvest and during the autumn-winter season. It applies to the management of winter jujube after harvest within the boundaries of Binzhou City. 2 Normative References The following documents are essential for the application of this document. For dated references, only the version on the specified date applies. For undated references, the latest version (including all amendment lists) applies. - GB/T 32714-2016: Winter Jujube - GB/T 18846-2008: Geographical Indication Products - Zhanhua Winter Jujube - GB/Z 26579-2011: Technical Specifications for Winter Jujube Production - NY/T 496: Guidelines for the Rational Use of Fertilizers - General Principles 3 Terminology and Definitions The following terms and definitions apply to this document. 3.1 Irrigation and Freezing Water The irrigation method of thoroughly watering the jujube orchard before soil freezing in early winter. 4 Post-Harvest Fertilization 4.1 Leaf Spray Fertilization If leaf spray fertilizer is applied promptly after jujube harvest, it can effectively increase the nutrient reserves of the tree. From late October to early November, a 0.3%-0.4% urea solution and a 0.4%-0.5% potassium dihydrogen phosphate solution can be used, along with an appropriate amount of bio-fertilizer to enhance the photosynthetic function of leaves. 4.2 Subsurface Fertilization After leaf fall (early November), base fertilizer should be applied primarily with organic fertilizer or manure, supplemented with appropriate amounts of macronutrients and micronutrients based on soil fertility. For each mu of jujube orchard, 3-5 cubic meters of organic fertilizer or manure should be th