1. 1987-01-01 A personal and highly original take on the history of six commercial plants,Seeds of Changeilluminates how sugar, tea, cotton, the potato, and quinine, have shaped our past. In this fascinating account, the impassioned Henry Hobhouse explains the consequences of these plants with attention–...
  2. 1999-01-01 Hummert's Helpful Hints is a handy reference to the formulas, calculations and tables that give equivalencies, parts per million, measurements of pH, soluble salt and geometric areas. Also covers fertilizers, irrigation, light and lighting, plant structures & more. 35 pages, illustrated
  3. Expertly researched and photographed, this guide offers an excellent reference book for anyone interested in the Florida landscape. 274 color photos of Florida's more popular turfgrass, bedding plants, perennials, groundcovers, palms, shrubs, trees, vines and interior foliage. Each plant has the...
  4. 2004-01-01 Orginally published in French, this English translation has colored pictures along with descriptions of individual trees, shrubs and lianas of West African dry zones..
  5. This compendium is a list of names, synonyms, altitudinal limits, propagation methods, pests, diseases, edible parts, food values of food plants of Papua New Guinea.
  6. The aims of this book is to show just how rewarding our green inheritance is to mankind-to demonstrate the wonder and worth of plants, and their great potential, to explain why they cannot take any more punishment, and to point out how those that remain can be saved.
  7. Proper management of trees and forests is necessary to make resources sustainable. Treesor rather: woody plants in general play an important part in traditional farming systems in the tropics, not just as food and cash crops but also as suppliers of fuelwood and fodder. Farmers are also aware of...
  8. 2000-01-01 The Square Foot Gardening Foundation has a brand new program aimed at developing countries. It's a self-help, grass roots operation that trains others how to have a very productive garden in a very small space.
  9. This text was written to give attention to the scientific, technological, and economic foundations of world crop production. The sciences dealing with plants and the technology and economics of crop production and marketing have become irrevocably entwined. This text was planned for use primarily...
  10. The book lists a number of plants with a culinary history and suggests new ones, not in the wilderness where recent interest has already resulted in numerous books, but in your own garden where you like to work, relax and entertain, where familiar plants can play exciting new roles. We have...