J. Diels – författare

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1 produkter

1. 

   Integrated Plant Nutrient Management in Sub-Saharan Africa

   Av B. Vanlauwe, J. Diels m. fl.

   Inbunden, 2002

   2060 kr

   Lägg i varukorg

   Soil degradation and nutrient depletion have become serious threats to agricultural productivity in Africa. Soils cannot supply the quantities of nutrients required and yield levels decline rapidly once cropping commences. This book addresses these issues and includes papers from an international …