The history of vinegar production and the use of coconut toddy asa raw material Part 1:historical introduction

Nathanael, W.R.N.2014-06-032014-06-031952The Ceylon Coconut Quarterly, 3(2):p.83-87https://dl-cri.nsf.gov.lk//handle/1/3166ProductsVenigarToddyRaw materialThe history of vinegar production and the use of coconut toddy asa raw material Part 1:historical introduction