Key points are not available for this paper at this time.
Topics covered include: Fruits * Roots * The Spice Trade * Hearts of Oak * Perfumed Garden * Ling of Cotton and Others * The Grape and the Grain * The Drug Trade and Medicines, Wild Cures * The Plant Collectors * The Global Garden * The Industrial Age * Invasions and Adaptations * Collecting from the Wild * The Future of Biodiversity * Wild Gardens and Protected Areas * Protected Species * and more. Contents listed are tentative and may differ in printed books.
A Sun, study studied this question.