T/DEFA 001-2024 Active Group standards

T/DEFA 001-2024 The technical specifications for culturing the fruiting bodies of black fungi using suspended bags in greenhouses

Publish Date: 2024-07-22 Implement Date: 2024-07-30 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/DEFA 001-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Plant cultivation

Publish Date: 2024-07-22

Implement Date: 2024-07-30

Scope

Main Technical Content: 4.1 Greenhouse Site Selection: The greenhouse site should be located far from industrial pollution sources, at least 300 meters away from major highways and waterways. The land standards must meet the requirements of GB 15618, and the site should have good ventilation and air quality that meets GB 3095 standards. It should also be close to high-quality water sources with water quality meeting GB 5749 standards. 4.2 Greenhouse Dimensions: - Width: 10 m - Height: 4.0 m - Crossbeam height: 2.4 m - Length: 40 m 4.3 Greenhouse Orientation: The greenhouse should face the wind direction, preferably north-south. 4.4 Greenhouse Structure: - External structure: Comply with JB/T 10594 standards. - Internal structure: The crossbeams at both ends of the greenhouse frame are connected to the shoulder of the greenhouse frame, and the uprights are connected to the ground-crossbeam-greenhouse frame. The uprights are spaced 2 m apart and evenly distributed. - Two hanging bag steel pipes form a group, arranged along the length of the greenhouse, with a spacing of 0.3 m and a working path of 0.7 m. - The greenhouse frame is spaced 1–1.2 m apart, with two pressing strips installed at the shoulder and lower parts to reinforce the greenhouse film. - Pre-embedded parts are installed at the base of the uprights, along with ground anchors and pressing ropes. - Two or four doors are installed at each end of the greenhouse, with ventilation windows centered on the doors. - The plastic greenhouse film must comply with GB/T 4455 standards. - An 85%–90% shading rate flat-woven sunshade net is used to cover the outer surface of the plastic greenhouse film, which must meet QB/T 2000 standards. 4.5 Greenhouse Facilities: - Hanging bag ropes, water pipes, micro-sprinklers, temperature and humidity meters, etc. - The sprinklers are located above the hanging bag crossbeams. 4.6 Greenhouse Hygiene: - Clean up debris before using the green