as above

The Malawi standard specifies the parts of a named plant that are suitable for making black tea for consumption as a beverage and the chemical requirements for black tea that are used to indicate that tea from that source has been produced in accordance with good production practice

Source of publication
Malawi Bureau of Standards 
Language
English 
Date of publication
04 March 2013 
Direct link to publication
/ntm/documents/www.mbsmw.org