T/SCFA 0006-2022 Active Group standards

T/SCFA 0006-2022 Gao Tang Koi Fish Seed Breeding Technical Specifications

T/SCFA 0006-2022

Publish Date: 2022-10-31 Implement Date: 2022-11-15 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/SCFA 0006-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Fishing and aquaculture

Publish Date: 2022-10-31

Implement Date: 2022-11-15

Scope

Scope: This document defines the terms and definitions of Koi fish seed breeding in Gaotang County, and stipulates the environmental conditions and facilities, parent fish cultivation, artificial reproduction, seedling cultivation, seedling selection, disease prevention and control, and record and file management for Koi fish seed breeding in Gaotang County. This document is applicable to Koi fish seed breeding in Gaotang County. Main technical content: 4. Environmental conditions and facilities 4.1 Environmental conditions shall comply with the provisions of SC/T 5101, and there shall be sufficient freshwater sources. Water quality shall meet the requirements of NY/T 5361. 4.2 Breeding facilities shall comply with the provisions of SC/T 5101. 5. Parent fish cultivation 5.1 Parent fish shall be sourced from provincial and above Koi fish breeding stations. 5.2 Parent fish selection shall be carried out on individuals aged over 3 years with mature gonads. The quality of the red-white Koi fish lineage shall meet the requirements of Grade B or above in SC/T 5703; the white-based tricolor Koi fish shall meet the requirements of Grade B or above in SC/T 5707; and the black-based tricolor Koi fish shall meet the requirements of Grade B or above in SC/T 5708. The sex ratio shall be 1 (1–2). 5.3 Quarantine Koi herpes virus disease shall not be detected. 5.4 Parent fish stocking 5.4.1 Preparation before stocking: a) Remove sediment from the pond bottom and sun-dry the pond thoroughly; b) Clean up debris in the pond and carry out necessary maintenance of the pond bottom and slope 7–10 days before stocking; c) Use 2,250 kg/hm2 of quicklime or 120–150 kg/hm2 of effective chlorine content of 30% bleaching powder for dry pond disinfection; d) After 2–3 days of disinfection, filter the water through a 80-mesh sieve and replenish the pond with new water to a depth of 70–100 cm. 5.4.2 Parent fish disinfection Parent fish shall be disinfected using