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    SANS 5809-2008 Pesticides - Rearing and handling of the tobacco beetle (Lasioderma serricorne Fabr )《农药 烟草甲虫(Lasioderma serricorne Fabr )的饲养和处理》.pdf

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    SANS 5809-2008 Pesticides - Rearing and handling of the tobacco beetle (Lasioderma serricorne Fabr )《农药 烟草甲虫(Lasioderma serricorne Fabr )的饲养和处理》.pdf

    1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

    2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any

    3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-22080-8 SANS 5809:2008Edition 2SOUTH AFRICAN NATIONAL STANDARD Pesticides Rearing and handling of the tobacco beetle (Lasioderma serricorn

    4、e Fabr.) Published by SABS Standards Division 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001Tel: +27 12 428 7911 Fax: +27 12 344 1568 www.sabs.co.za SABS SANS 5809:2008 Edition 2 Table of changes Change No. Date Scope Foreword This South African standard was approved by National Committ

    5、ee SABS SC 1028F, Pesticides Laboratory facilities and rearing and handling of test animals, in accordance with procedures of the SABS Standards Division, in compliance with annex 3 of the WTO/TBT agreement. This document was published in December 2008. This document supersedes SABS SM 809:1977 (fir

    6、st edition). SANS 5809:2008 Edition 2 1 Pesticides Rearing and handling of the tobacco beetle (Lasioderma serricorne Fabr.) 1 Scope This standard specifies a method for the rearing and handling of the tobacco beetle (Lasioderma serricorne Fabr.) 2 Normative references The following referenced docume

    7、nts are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. Information on currently valid national and international standards can be obtai

    8、ned from the SABS Standards Division. SANS 5808, Pesticides General conditions and equipment for the rearing and handling of test insects. 3 Rearing conditions Maintain the rearing conditions prescribed in SANS 5808. 4 Rearing equipment 4.1 Cardboard sheet, thin. 4.2 Filter paper circles, medium gra

    9、de, and of diameter 150 mm. 4.3 Rearing containers and lids, type B rearing containers and type A rearing container lids as described in SANS 5808. 4.4 Sieve, two type A sieves as described in SANS 5808 of nominal aperture size 840 m. 5 Rearing media 5.1 Oviposition medium. Heat sterilize 500 g each

    10、 of white and yellow mealie meal at 60 C 5 C for 30 min and allow to cool. Mix the white and yellow mealie meal and add 50 g of brewers yeast, and 20 g of full-cream milk powder. Mix thoroughly in the rearing container (see 4.3). 5.2 Sugar solution, 5 g/100 mL of sugar in water. SANS 5809:2008 Editi

    11、on 2 2 5.3 Wheaten bran, 500 g of sifted wheaten bran which has been heat sterilized at 60 C 5 C for 30 min and allowed to cool. 6 Procedure 6.1 Saturate two circles of the filter paper with sugar solution (see 5.2) and place side-by-side on the oviposition medium (see 5.1) in the rearing container

    12、(see 4.3). 6.2 Place 7,5 mL of adult tobacco beetles on each of the filter paper circles (see 4.2) (a total of approximately 3 250 beetles), and cover each circle with a V-shaped roof made from the cardboard sheet (see 4.1). Cover the container with the lid, and place in the insect rearing room (see

    13、 clause 3). 6.3 After 8 d, remove the filter paper and cardboard and sieve the contents of the rearing container to separate the eggs and the medium from the adult beetles. Destroy the adult beetles that remain on the sieve. 6.4 Add the wheaten bran (see 5.3) to the sieved medium containing the eggs

    14、 and mix lightly (until the appearance is mottled) to form a rearing medium (containing the eggs). Return it to the rearing container. Replace the lid of the rearing container and keep the container in the insect rearing room. 6.5 After seven weeks, use a blunt object to break the crust that has for

    15、med on the rearing medium into pieces of size approximately 50 mm 50 mm. 6.6 Place two fresh circles of filter paper saturated with sugar solution on the rearing medium (see 6.4). Cover each circle with a V-shaped roof made from the cardboard sheet. Replace the lid of the rearing container and keep the container in the insect rearing room. 6.7 The first adults should emerge after approximately eight weeks and will collect on the sides of the container and on the V-shaped pieces of cardboard. 6.8 Remove the adults and start a new colony, following the procedure in 6.1 to 6.7 (inclusive). SABS


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