Title of document: Soil improvement


Journal’s name if any:

Ministry/Government Agency/Organisation:

Year of publication:

Geographic focus: Gerneral

Main issues / topics addressed (for example: What is the best soil for plants? collect microorganisms from a natural forest; make rice husk charcoal……)

School of agroecology (if any):

Web address to original document (if any):


This presentation for introduction how to improved soil