1. 1/1/1985 El Múltiplo segando, simplemente definió, es el crecimiento de dos o más las cosechas en el mismo campo durante el mismo ańo. Cuando las cosechas son crecido uno después otro el término " el segar " secuencial es aplicado. Si las cosechas segundas o posteriores son el resultado de regrowth de la...
  2. 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.
  3. 1/1/1991 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...
  4. The research reported in this working paper is part of a larger project that aims to assess the scope for and enhance the possibilities of the sustainable intensification of potato production in cereal-based cropping systems in the subtropical lowlands of Asia. Working paper, no. 1999-1
  5. 1/6/1987 This publication includes technical studies and photos of the workshop and field work that were done. 48 pages, illustrated, photos
  6. 1/1/2000 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...
  7. 1/1/1995 This book brings under one cover an in-depth analysis of all aspects of the production cycle. The overall objective is to develop a technological framework for sustained and improved productivity. To improve productivity, hower, significant improvements must come from improved soil, water, and...
  8. Covers aspects of farm managementand water conservation, animal husbandry, planting tree crops, and soil fertility management.
  9. 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...
  10. 1/1/1983 Proceedings of a symposium sponsored by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America. 378 pages, illustrated