T/HFYX 006-2021 Active Group standards

T/HFYX 006-2021 Winter idle paddy cultivation of Hefei lobster technical specification

Publish Date: 2021-09-08 Implement Date: 2021-10-08 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/HFYX 006-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Aquaculture and fisheries

ICS Name: Fishing and aquaculture

Publish Date: 2021-09-08

Implement Date: 2021-10-08

Scope

Scope: This document specifies the technical requirements for the environmental conditions, rice cultivation requirements, paddy field transformation, shrimp seed release, farming management, disease prevention and control, and harvesting in the winter idle paddy field cultivation of Hefei lobster, a geographical indication agricultural product. This document applies to the winter idle paddy field cultivation of Hefei lobster, a geographical indication agricultural product. Main technical content: I. Environmental conditions. Select paddy fields with flat terrain and convenient irrigation and drainage, with soil preferably of loam or clay texture. The environment and bottom quality should comply with the provisions of GB 15618, NY/T 847, and NY/T 5361. Ensure sufficient water supply. The area should be 5×667–20×667 m. II. Rice cultivation requirements. The planting time is from mid-to-late June to the end of October. Select medium-maturity rice varieties with short growth periods, disease resistance, insect resistance, and resistance to lodging. Use mechanical harvesting and cutting, leaving a stubble of more than 30 cm. Install a guide plate at the outlet of the combine harvester to ensure that the straw is left on the stubble. III. Paddy field transformation. Transform the paddy field from late October to early November after rice harvest. Dig a side ditch 1–2 m inside the outer bank of the paddy field. Leave a mechanical operation channel about 4 m wide on the side with convenient transportation. Use the excavated side ditch soil to widen and raise the outer bank. Install a relatively independent inlet and outlet water facilities with thick plastic film or calcium plastic board around the outer bank, with arched corners at the four corners. After paddy field transformation, disinfect with quicklime or bleaching powder. It is recommended to plant Eichhornia crassipes on the paddy field surface from November of the previous year to February of the following yea