English (en) | Change Language

Sort: Relevance | Newest first | Oldest first


2 items found (Showing 1 - 2)
  1. In every region of the world it is necessary to find or develop appropriate techniques for agriculture. A large part of the surface of the world is arid, characterized as too dry for conventional rain fed agriculture. Yet, millions of people live in such regions, and if current trends in...  
  2. 2017-08-01 The decline or even loss of soil fertility is the major challenge faced by more and more farmers around the world in general and especially those in sub-Saharan Africa. Many causes, mainly anthropogenic, are at the origin of this situation. Despite the massive use of chemical fertilizers through...  

Looking for more results?

Ask the community about water conservation