The zaï technique: how farmers in the Sahel grow crops with little to no water : vimarsana.com

This technique involves making regular holes in a field, sowing in the dry season and harnessing insects as fertilisers.

Related Keywords

Yatenga , Region Du Plateau Central , Burkina Faso , Niger , Mali , Senegal , Gourga , Region Du Nord , Fatick , Mboro , Thièsg , Kenya , Senegalese , Oumar Ba , Yacouba Sawadogo , Hubert Reeves , Senegalese Agricultural Research Institute , United Nations , Agricultural Research Institute , National Institute Of Pedology , National Institute , Fair Sahel ,