资源 标记: Cropping Systems
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The purpose of this symposium was to bring to the attention of the world's soil scientists the impact slash-and-burn agriculture has on the global environment and rural inhabitants and to determine, through the analysis of available information presented by the authors, the contribution soil...
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2000-01-01 Kabale District in the highlands of southwest Uganda provides an opportunity to examine the dynamic roles of potato and sweetpotato in an area of intensifying agricultural production in response to increasing population pressure and market demand. Based on field research conducted in three sites...
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The papers presented in this publication provide a review of soybean cropping systems research from a variety of viewpoints, including those of international, national, and regional programs. There are also a number of papers from the private sector. In reviewing the papers, a number of points...
- Advantages and challenges of multi-storey cropping systems Why vegetables and fruits are required for the daily diet Fruits and vegetables in the Ethiopian diet What we need to eat to stay healthy Nutrition information on local vegetables and fruits Priority vegetable species for multi-storey...
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1987-06-01 This publication includes technical studies and photos of the workshop and field work that were done. 48 pages, illustrated, photos
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Covers aspects of farm managementand water conservation, animal husbandry, planting tree crops, and soil fertility management.
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The book is designed as an introduction to the subject. It is assumed that the reader has the background of a first degree in agricultural
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1991-01-01 Soil fertility is the overriding constraint to food production in the tropics, and yet in many developing countries fertilizers are unavailable or beyond the reach of subsistence farmers. The biological fixation of atmospheric nitrogen is the only way that plants can manufacture their own...
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As a biological low input production system, alley cropping should be a preferred production technique in developing countries where shortages of foreign exchange prohibits the importation or use of large quantities of inputs such as fertilizers and pesticides.
- 1985-01-01 Multiple cropping, simply defined, is the growing of two or more crops on the same field during the same year. When the crops are grown one after another the term "sequential cropping" is applied. If the second or later crops are the result of regrowth of the first crop, then the term "ratoon...