GB/T 27773-2011Criteria for vector density control - Cockroach (English PDF)
病媒生物密度控制水平 蜚蠊
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 30, 2011
Implementation date
April 1, 2012
Scope
GB/T 27773-2011 is the English-translated version of 病媒生物密度控制水平 蜚蠊.
GB/T 27773-2011 is the Chinese standard "Criteria for vector density control - Cockroach". Its scope clause reads: This standard specifies the cockroach nymph infestation rate into the town, and the rate of cockroach egg cases uncovered traces should reach the level of control.
This standard applies to the town of cockroach density level of control effect evaluation. Its clauses include terms and definitions.
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Document preview — GB/T 27773-2011
National Standard of the People's Republic of China
- ICS
- 11.020
- Classification
- C 05
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.1 Cockroach
- 3.2 Density
- 3.3 Control level
- 3.4 A nymph infestation rate rateofadultandnymphaeinfraction
- 3.5 Ootheca seized rate rateofegg
- 3.6 Zhang trace cockroachtrace
- 3.7 Zhang trace seized rate rateofcockroachtrace
- 3.8 Unit
1 Scope
This standard specifies the cockroach nymph infestation rate into the town, and the rate of cockroach egg cases uncovered traces should reach the level of control.
This standard applies to the town of cockroach density level of control effect evaluation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 23795 vectors cockroach density monitoring method
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Cockroach
Insecta Blattodea insect, relates only to harm humans Cockroaches.
3.2 Density
Within a certain period of time, the number per unit area or unit space cockroaches.
3.3 Control level
By taking effective control measures will reduce indoor cockroach density to a certain level within the scope of this standard.
3.4 A nymph infestation rate rateofadultandnymphaeinfraction
100 rooms (to 15m2/room translation) or 100 within the space of cockroaches found positive adults or nymphs between (at) number, in percentage
FIG.
3.5 Ootheca seized rate rateofegg
(To 15m2/inter-conversion) found positive cockroach egg cases between (at) number in the space at 100 or 100 rooms, expressed as a percentage.
3.6 Zhang trace cockroachtrace
Bodies of cockroaches, Canshi, empty egg shell sheath, feces.
3.7 Zhang trace seized rate rateofcockroachtrace
100 rooms (to 15m2/room translation) or 100 within the space between the positive traces found cockroach (at) number, expressed as a percentage.
3.8 Unit
Evaluation of specific sites, such as offices, businesses, schools, hospitals, restaurants, shopping malls, supermarkets and so on.
GB/T 36388-2018 | YBB 2027-2012 | YBB 6006-2012 | GB/T 27781-2026 | GB/T 27772-2025 | GB/T 27770-2011 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Cited by
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- GB/T 39503-2020Specification for integrated vector management—School
- WS/T 687-2020Operating procedures for vector control
- WS/T 688-2020Operating rules for vector control
- WS/T 689-2020Operating Regulations for Vector Biological Control
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