LY/T 2321-2014Technical regulations of production for cut wintersweet (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard is proposed and managed by the National Flower Standardization Technical Committee.

This standard is mainly drafted by. Beijing Forestry University.

Collaborative drafting unit of this standard. Chongqing Agricultural Technology Extension Station, Institute of Horticulture, Sichuan Academy of Agricultural Sciences, Sichuan Flower Association Plum Blossom Plum Blossom Branch, Chengdu Happy Flower Gardening Co., Ltd., Henan Fuling County Flower Office, Shanghai Jiading District Agricultural Technology Extension Service center.

1 Scope

This standard specifies the terms and definitions of Chimonanthuspraecox fresh cut flower production, environmental conditions, variety selection and Technical requirements for seedling propagation, planting, soil and fertilizer management, plastic surgery and pruning, pest control, harvesting and packaging.

This standard applies to the production of fresh cut flowers of wax plum.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.

Pieces. For undated references, the latest edition (including all amendments) applies to this document.

GB 6001 nursery technical regulations GB 8321 (all parts) Guidelines for the rational use of pesticides GB/T 18247.1 Main flower product grades Part 1. Fresh cut flowers GB 50288 Irrigation and Drainage Engineering Design Specification

3 Terms and definitions

The following terms and definitions apply to this document.

Pine bud budexpansionperiod the flower buds part of the flower buds account for 2/3 of the flower buds. The flower buds are soft and the outer petals are slightly loose. The inner folded petals can be seen from the top of the flower buds.

And the period in which the yellow part of the flower bud is slightly lighter.

Harvesting period harvest-time the period in which the flower buds in the middle of the branches enter the pine bud stage and the flower branches are cut from the mother plants.

Disjointed Refers to the sparse, uneven, and missing phenomenon of flower buds or flowers on flower branches.

Intermittent year interval in the next year's harvesting mode, after the winter cut flowers are harvested, heavy pruning is carried out to cultivate long vegetative shoots, which will be used for cutting fresh cut flowers in the next year.

The year of preparation.

Flowering year, cementingyear in the next year's harvesting mode, the year in which fresh cut flowers are cut.