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lecture notes of natural resins and combinations lab manual an introduction to alkaloids and drugs containing lecture notes on chemotaxonomy umbelliferous drugs phytochemistry of natural products laboratory maual of pharmacognosy analytical technis for herbal evaluation manual of alkaloidal chemistry plant tissue culture applications immunomodulatory herbs have been suumed up physico -chemical properties resin combinations resin evaluation techniques herbal formulation umbelliferous fruits secondary metabolites an introduction introduction to glycosides