Alvappillai, Ponniah
Sitting Standard and Quality Control of Black Chewing Tobacco Production (Niicotiana Tabacum)coti - Jaffna: University of Jaffna, 2010 - xxx, 317 p.
630 / ALV
Sitting Standard and Quality Control of Black Chewing Tobacco Production (Niicotiana Tabacum)coti - Jaffna: University of Jaffna, 2010 - xxx, 317 p.
630 / ALV