If your fields are tiring out, you need a plan that protects the soil and still feeds people. Sustainable land management means using land, water, plants and animals so they keep producing for years to come.
This guide sits within our wider look at natural resource management in africa, and it covers the practices that matter most on farms and grazing land.
| Item | Value |
|---|---|
| Principles of sustainable land management (FAO description) | Four |
| Principles of conservation agriculture | Three |
| Maximum disturbed area under minimum soil disturbance | Less than 15 cm wide or less than 25% of the cropped area, whichever is lower |
| Ground cover below which land is not counted as conservation agriculture | Less than 30% |
| Minimum crop species in a rotation or association | At least 3 |
| Related global target | SDG 15.3, Land Degradation Neutrality |
Figures come from FAO pages on sustainable land management and conservation agriculture principles. Definitions and thresholds can change, so check the source before you rely on them.
What sustainable land management actually means
The United Nations defines it as the use and management of land resources (soil, water, animals and plants) to produce goods for changing human needs. The same definition insists that the long-term productive potential of those resources and their environmental functions are kept intact.
In plain terms, you can take a harvest this year, but you should not spend the land’s future to get it. A field that yields well for a few seasons and then turns to dust is not being managed sustainably. The test is whether your children can farm it as well as you do, and that test shapes every choice below.
FAO’s page says the approach integrates soil and water conservation, natural resource management and integrated landscape management. That is a useful reminder that a single field is never alone: it sits on a slope, drains into a stream and shares grazing, trees and wells with neighbours.
The four principles behind good practice
Techniques only work when the people using them can keep using them. FAO’s description of sustainable land management rests on four principles:
- Policy and institutional support, including incentives for local adoption and income generation.
- Participatory approaches driven by land users, so they are part of decision-making.
- Integrated resource use, so land is managed sustainably at both farm and ecosystem levels.
- Multilevel, multisector and multistakeholder collaboration.
Notice that none of these is a planting method. They describe who decides, who pays and who shares the benefit, and many well-meant projects fail on exactly those points.
The same FAO page links this work to the Sustainable Development Goals, including SDG 1 (No Poverty), SDG 2 (Zero Hunger) and SDG 15.3 (Land Degradation Neutrality).
Core practices you can apply
FAO names conservation agriculture, integrated land and water management and agroforestry as examples of sustainable resource management. Each one solves a different problem, and they work best in combination.
Conservation agriculture
This system rests on three linked principles, adapted to local conditions and needs. They are minimum mechanical soil disturbance, permanent soil organic cover and species diversification.
FAO’s page gives measurable limits. Under minimum soil disturbance, the disturbed area must be less than 15 cm wide or less than 25% of the cropped area, whichever is lower. Land with less than 30% ground cover is not considered conservation agriculture, and a rotation or association should involve at least 3 different crop species.
Agroforestry
Growing trees with crops or livestock is one of the practices FAO lists under sustainable resource management. Roots hold soil, leaf litter feeds it, and shade can soften the harshest midday heat on seedlings.
The right trees depend on your rainfall, soil and market. Local knowledge of which species thrive nearby is usually the best starting point.
Ask older farmers which trees keep crops healthy beneath their canopy and which compete for water. Try a few on a small area first, then expand what works. Choose species that also give you fodder, fruit, fuel or timber, so the trees pay their way while they improve the soil.
Integrated land and water management
Water is the other half of the land equation. Practices here include capturing runoff, keeping cover on slopes and planning where livestock drink and graze so that no single spot is trampled bare.
Putting practices into a farm plan
You do not need to change everything at once. A sensible order helps you learn what works on your own soil.
- Walk the land after rain and note where water runs, pools or carries soil away.
- Keep the ground covered, with residues, mulch or cover crops, since land with less than 30% ground cover is not considered conservation agriculture.
- Reduce disturbance on one plot and compare it with a plot managed as usual.
- Add a rotation that includes more than one kind of crop.
- Introduce trees on boundaries, along contours or within fields.
- Agree grazing and water-use rules with neighbours who share the landscape.
Keep simple records of what you did and what the plot produced. After a few seasons those notes tell you more than any general guide can.
How it connects to restoration and erosion
FAO describes land restoration as drawing on integrated and diversified production systems, land-use planning and enabling governance conditions. In other words, restoration and good management are two sides of one effort: prevent damage where land is healthy, repair it where it is not. Our guide to land degradation restoration covers the repair side in more depth.
FAO also notes that agricultural lands, including croplands, pasturelands and rangelands, are central to food security and rural livelihoods, yet remain undervalued in global restoration efforts. That makes farm-level practice more important, not less.
Moving soil is the most visible form of loss, and cover, contour planting and trees all slow it. You can read more in our piece on soil erosion control.
Common mistakes to avoid
A few habits are worth watching for from the start.
- Copying a technique without checking that it suits your rainfall and soil.
- Applying only one of the three conservation agriculture principles and expecting the full result.
- Leaving land users out of planning, which the participatory principle warns against.
- Treating a farm as separate from the landscape around it.
Frequently asked questions
What is sustainable land management in one sentence?
Show answer
It is the use of soil, water, animals and plants to meet human needs while keeping the long-term productive potential of those resources and their environmental functions, as defined by the United Nations and quoted on FAO’s page.
Is conservation agriculture the same as sustainable land management?
Show answer
No. Conservation agriculture is one practice within a wider approach. FAO’s page lists it alongside integrated land and water management and agroforestry.
How much soil cover do I need?
Show answer
On FAO’s conservation agriculture page, land with less than 30% cover, measured right after direct seeding, is not considered conservation agriculture. Higher cover bands are recognised too.
Do I need trees on my farm?
Show answer
Trees are one option, not a requirement. FAO lists agroforestry as an example practice, and the best choice depends on your site and goals.
