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planning support and more
Readers will make their own crafty crab or space creature
step-bu-step approach with regular recycling and practice of new language and skills
it's never plain sailing
Crosswords
Trease and Evans Pharmacognosy, International Edition Photo Cards planning support and more'Trease and Evans' is an encyclopedic reference work on pharmacognosy the study of those natural substances, principally plants that find a use in medicine. Its popularity and longevity stem from the book's balance between classical (crude and powdered drugs' characterization and examination) and modern (phytochemistry and pharmacology) aspects of this branch of science, as well as the editor's recognition in recent years of the growing importance of