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Soil Testing and Fertility Management for Smallholders

Read your soil, test it cheaply and build fertility with organic amendments.

Soil HealthFoundationWest Africa
Agriculture students kneeling in a field, examining handfuls of soil
Duration
6 weeks
Weekly hours
5 hours / week
Format
Hybrid
Language
English
Certification
Certificate of Completion

Overview

Learn to sample, test and interpret soil on a small farm, then build a fertility plan with compost, manures and green manures that fits your budget.

What you will learn

  • Take a representative soil sample
  • Use field test kits for pH and nutrients
  • Read a laboratory soil report
  • Calculate amendment rates
  • Plan green manure rotations
  • Monitor soil organic matter over time

Modules

  • Soil as a living system20 min
  • Texture and structure30 min
  • ⚑Jar texture test150 min

Field assignment

Instructor

Sample instructor

Dr. Adaeze Okonkwo

Soil Scientist · West Africa

Adaeze has spent fifteen years helping smallholder farmers in Nigeria and Ghana read their soils and rebuild fertility with low-cost organic inputs.

Soil fertilityCompostingSmallholder systems

Certification

Certificate of Completion

Confirms you completed every lesson and assessment in the course.

Requirements to earn it

  • Complete all lessons
  • Pass each module check-in with 70% or more
  • Submit the final reflection

Prerequisites

  • None

Who this is for

  • Smallholder farmers
  • Extension officers
  • Agronomy students

Next start: 19 January 2027

Tuition information coming soon

Confirm enrollment

You are enrolling in “Soil Testing and Fertility Management for Smallholders”, starting 19 January 2027. You can leave the course at any time.

Tuition information coming soon