T/LQHS 005-2022 Active Group standards

T/LQHS 005-2022 Technical Specifications for the One-Year Single-Crop Cultivation of Greenhouse Eggplants

T/LQHS 005-2022

Publish Date: 2022-04-11 Implement Date: 2022-04-12 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/LQHS 005-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2022-04-11

Implement Date: 2022-04-12

Scope

Main Technical Content: 1. Scope: This document specifies the annual cropping arrangement, variety selection, seedling requirements, and cultivation techniques for greenhouse eggplants in Shijiazhuang City. This standard applies to the production of greenhouse eggplants in the Shijiazhuang region. 2. Normative References: The content of the following documents is an integral part of this document through normative references. Among them, the referenced documents with a specified date apply only to the version corresponding to that date; for documents without a specified date, the latest version (including all amendments) applies. - NY/T 496: Guidelines for the Rational Use of Fertilizers - DB13/T 2776.3-2018: Quality of Vegetable Seedlings for Intensive Production - DB13/T 2635-2017: Technical Regulations for Substrate Cultivation of Greenhouse Eggplants 3. Cultivation Techniques 3.1 Cropping Arrangement: - Planting in mid-March and early April, and harvesting from early May. - Pruning and replanting in early July, and pulling up in November. - Variety selection: Vigorous growth, strong branching, high temperature resistance, disease resistance, good marketability, and high quality. - Seedling selection: Grafted seedlings meeting the requirements of DB13/T 2776.3-2018, section 4.2.2. 3.2 Pre-planting Preparations 3.2.1 Closing the Greenhouse 30 days before planting to raise the greenhouse temperature. 3.2.2 Soil Preparation and Fertilization: - Fertilizer use must comply with NY/T 496. - Apply 8,000–10,000 kg of composted cow manure per mu, and 40–50 kg of sulfate potassium-based triple compound fertilizer (15–15–15) per mu. - Till the soil to a depth of 30 cm. - Create large and small rows with a row spacing of 90–100 cm and 50–60 cm, and a ridge height of 15–20 cm. 3.3 Planting 3.3.1 Selection of Seedlings: Use grafted seedlings meeting the requirements of DB13/T 2776.3-2018, section 4.2.2. 3.4