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136 items found (Showing 1 - 10)
  1. Key Resource 1996-01-01 2 Copies This is a book of practical ideas. It is written for people who help those who live and make their living under difficult conditions in the tropics and subtropics. What should a development worker do to assist a community? There are no simple answers, but there are many possibilities—...  
  2. Key Resource 1974-01-11 In the tropical and subtropical areas of the world, food grains make up the bulk of the diet for most people. Food grains together with fiber and specialty crops are also principal cash producers. It is with these commodities that this Guide for Field Crops in the Tropics and Subtropics concerns...  
  3. Key Resource 1991-01-19 "Published in co-operation with the Technical Centre for Agricultural and Rural Co-operation"--T.p. verso. Weed Control describes the basic biology of weeds and the characteristics of weed species. The methods of control – manual, animal-powered and engine-drive, cultural and chemical control –...  
  4. Key Resource 1980-01-19 The first part of the book, which assumes an elementary knowledge of agriculture, biology, and allied sciences, covers in detail the methods best suited to the cultivation of crops in the wet tropics. It advocates the use of intensive systems of agriculture which are less destructive to the...  
  5. Key Resource 1999-01-01 This book looks at the ways in which the productivity of food crops in the semi-arid tropics may be increased, and yields safeguarded, by both genetic and agronomic means.  
  6. Key Resource 1996-01-01 Animal health Vol. 1 is a valuable guide for anyone involved with maintaining and establishing the health of animals in tropical and sub-tropical countries. It explains the causes of animal diseases, how they are spread and the means available for their control.  
  7. Key Resource 1998-01-01 This book is a valuable guide for anyone concerned with the management or production of forage, especially by the smallholder farmers and pastoralists in the tropcis and subtropics. It covers the principles of forage husbandry, as well as the functions of different types of forage resources and...  
  8. Key Resource 2008-10-02 This practical handbook describes sampling and laboratory assessment methods for the biodiversity of a number of key functional groups of soil organisms, including insects, earthworms, nematodes, fungi and bacteria. The methods have been assembled and the protocols drafted by a number of...  
  9. Key Resource 1986-01-12 Includes index. Translated by: John Coates. pests rice maize legumes vegetables fruits storage insecticidal plants ashes baits traps vegetable oils mineral substances  
  10. Key Resource 1991-01-01 Pigs covers is detail the characteristics and requirements of this livestock group, and how to raise and produce pigs in a variety of tropical zones and farming systems. Breeds, breeding, health,nutrition, housing,slaughtering and processing are all included. 150 pages, illustrated, photos