T/ZJNJ 0039-2025 Active Group standards

T/ZJNJ 0039-2025 The deep hydroponic cultivation technical specification for leafy vegetable stems

Publish Date: 2025-06-30 Implement Date: 2025-07-30 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/ZJNJ 0039-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Sowing and planting equipment

Publish Date: 2025-06-30

Implement Date: 2025-07-30

Scope

Scope: This document specifies the production processes, related equipment, sowing, germination, transplanting and seedling cultivation, planting and cultivation, harvesting, and packaging requirements for deep liquid flow hydroponic technology of leafy and stem vegetables. This document is applicable to the deep liquid flow hydroponic production of leafy and stem vegetables such as lettuce, green vegetables, cabbage, and celery in environments such as multi-span greenhouses, sunlight greenhouses, plastic greenhouses, and plant factories. Main technical content: 4. Production processes: The deep liquid flow hydroponic technology process mainly includes sowing, germination, transplanting and seedling cultivation, planting and cultivation, harvesting and packaging, and post-harvest processing of residual vegetables. 5. Facilities and equipment requirements: Production facilities can include multi-span greenhouses, sunlight greenhouses, plastic greenhouses, and plant factories. Multi-span greenhouses should comply with the requirements of NY/T 2970, sunlight greenhouses should comply with the requirements of NY/T 3024, and plastic greenhouses should comply with the requirements of GB/T 51057. For pest and disease prevention facilities: - Install 60-mesh insect-proof nets at the ventilation openings on the roofs of greenhouses; - Install 80-mesh insect-proof nets at the front windows of greenhouses or at the sides of plastic greenhouses; - Install 80-mesh insect-proof nets on all doors and windows of facilities; - Install automatic insect-proof isolation doors at the entrances of large greenhouses or greenhouse clusters; - Equip large greenhouses with air shower rooms and lime pools, and provide shoe covers and disinfection clothing; - Equip seedling production areas with pest control measures such as insect-killing lamps, blue sticky boards, and sticky tape. - Establish a periodic disinfection system for greenhouse substrates, plastic films, and wal