资源 标记: Tropics
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1957-01-01 This book is concerned mainly with how people in tropical and underdeveloped countries can be stimulated and helped to develop their own local communities. It covers agencies, aims and approaches, methods and techniques, and some criteria.
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2017-08-15 This article is from ECHO Asia Note # 32. Dr. Tapani Haapala 主旨： 土豆可产生大量蛋白质和其他所需的营养素。 因为气候炎热，土豆在热带地区难以生长。 适合热带地区种植的新品种 急需事半功倍的原料制造方法 测试中的新的高效方法
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关键资源 1996-01-01 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—plants,...
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This book, based on travel notes of the author and conversations and correspondence with tomato scientists, attempts to put together in a single volume useful information about tomatoes in the tropics.
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1982-01-01 This publication resulted from a symposium held at the American Society of Agronomy and Soil Science Society of America in August 1979. Although the manuscripts focus on soil erosion and conservation in the tropics, works also can apply to many parts of the world.
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2017-12-15 This book provides up-to-date and comprehensive coverage of the research and application of Integrated Pest Management (IPM) in tropical regions. The first section explores the agro-ecological framework that represents the foundations of IPM in addition to emerging technologies in chemical and...
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1984-01-01 This illustrated book explores many issues concerning impacting small farmers in in the humid tropics. Topics include farming constraints, minimum tillage, fertility regenerating systems, pest and disease management, fuelwood trees, & fodder trees. 2 copies
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Introduction to Tropical Soil Science covers the requirements of soil science courses taken by all diploma and degree level students in general agricultureand it provides a solid foundation for those going on to specialize in soil science. The theoretical physical, chemical and biological bases...
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Agriculture in Africa Rural Communities-Crops and Soils is a basic introduction to principples of crop physiology and practices of crop husbandry. The book recognises the realities of traditional subsistence farming but introduces improved methods. As well as details of plant requirements, and...
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The 15th Latin American Symposium ''laS held in Brasilia (FD) on J1UY 18-22, 1977, on a topic of great interest for agriculture, especially in the tropics. Many new developments have taken place in the field of research in N2 fixation during the last few years. They "Tere made possible by the...