GB/T 41202-2021 in English
VALIDGrade of carnation cut flower
- Issued on:2021-12-31
- Implemented on:2021-12-31
- File Format:PDF
- Delivery:Via email within 1~3 business days
$261.00
| Standard No: | GB/T 41202-2021 |
| Document status: | VALID |
| Title in English: | Grade of carnation cut flower |
| Title in Chinese: | 香石竹切花等级 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2021-12-31 |
| Implemented on: | 2021-12-31 |
| ICS Classification: | 65.020.99-Other standards related to farming and forestry |
| Chinese Classification: | B62-Ornamental plant |
| Professional Classification: | GB-National Standard |
| Related Keywords: | carnation cut flowers
carnation cut flower shape integrity first national standard type single-head type |
| Related Topics: | cut
carnation /wait Carnation Detect Dianthus Facilities Dianthus Petrochemical Pipeline Grade GBT41202 GB/T 41202-2021 First grade quartz tube grade First-class quartz tube grade production |
《GB/T 41202-2021香石竹切花等级》由TC282（全国花卉标准化技术委员会）归口，主管部门为国家林业和草原局。
Introduction
Standard framework and technological evolution
GB/T 41202-2021 is my country's first national standard specifically for carnation cut flowers, and for the first time established a dual-track grading system for single-head and multi-head types. Compared with the 2008 version of the industry standard, the main technological breakthroughs are reflected in:
| Comparison dimensions | Old version of the industry standard | New version of the national standard |
|---|---|---|
| Grading type | Single-head type only | Single-head + multi-head dual system |
| Flowering index | 3-level division | 5-dimensional quantification + graphic specification |
| Disease and pest detection | Visual judgment | Citing 4 testing standards including GB/T 28988 |
Analysis of core quality indicators
Key elements of grading
The standard divides carnation cut flowers into three levels, and the differences between the levels are mainly reflected in:
- Flower shape integrity: Level 1 requires the outer petals to be flawless, and level 3 allows slight damage
- Stem straightness: Level 1 requires the stems to be completely straight, and level 3 allows slight bending
- Tolerance of pests and diseases: Level 1 is absolutely prohibited, and level 3 allows slight leaf spots
Application case: E-commerce platform grading practice
After a flower e-commerce company adopted this standard, the customer complaint rate dropped by 32%. It uses level 1 products for the high-end gift market and level 3 products for bulk wedding flowers, maximizing benefits through precise grading.
Technical Specifications for Flowering Index
The standard innovatively establishes a seasonal harvesting index system:
| Season | Recommended Flowering Index | Transportation Distance |
|---|---|---|
| Summer | 2 degrees (petals upright) | Long distance |
| Winter | 4 degrees (outer petals unfolded) | Short distance |
Implementation Suggestions
Key Points for Production Application
- Before harvesting, it is necessary to evaluate the characteristics of the variety, especially the number of petals and opening characteristics.
- Establish a season-index correspondence table, and the harvest time in summer should be 2-3 hours in advance.
- For multi-headed types, it is necessary to ensure a 60% synchronization of buds to avoid large differences in maturity.
Quality inspection operation specifications
It is recommended to configure a standard colorimetric card and a flowering index atlas (Appendix B), and the detection environment light intensity should not be less than 2000 lux. The branch length measurement should be measured vertically from the cut to the top of the longest bud, and the error should be controlled within ±0.5cm.
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