Replenishing soil fertility in Africa : proceedings of an international sysmposium cosponsored by Divisions A-6 (International Agronomy) and S-4 (Soil Fertility and Plant Nutrition), and the International Center for Research in Agroforestry, held at the 88th Annual Meetings of the American Society of Agronomy and the Soil Science Society of America, Indianapolis, Indiana, 6 November 1996

Схожие документы

• Property rights, risk and livestock development in Africa
  Опубликовано: (2000)
• Soil salinity and acidity: Spatial variability and effects on rice production in West Africa & mangrove zone
  по: Mabeye Sylla
  Опубликовано: (1994)
• Soil and terrain database for Southern Africa
  Опубликовано: (2003)
• Achieving greater impact from research investments in Africa :
  Опубликовано: (1996)
• Soil fertility and organic matter as critial components of production systems
  Опубликовано: (1987)