The importance of organic matter in agriculture

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Index

Humus: the natural asset that enriches the soil

The benefits of humus for soil and crops

Humus as a habitat for soil biota

How to increase organic matter in soil

Humus and carbon sequestration

sostanza organica

Humus: The Natural Heritage that Enriches the Soil

Humus is a complex, rich compound of living and nonliving organic matter that is essential to the fertility of agricultural soil. This essential element is the "life" of arable soil and plays a key role in the transfer of nutrients from soil to plants. The richness of organic matter in soil is nothing more than the result of a process of decomposition and reworking that gives rise to humus.

The Benefits of Humus for Soil and Crops

Soil rich in humus offers many benefits:

Fertility and productivity: Humus is a natural indicator of soil fertility, improving crop yields.
Pollution reduction: Humus' ability to bind minerals and decompose chemicals helps reduce chemical pollution, improving groundwater quality.
Improved soil characteristics: Thanks to humus, soil retains water better, promoting good water retention that helps plants survive dry spells.

Humus as a Habitat for Soil Biota

Humus provides nourishment and shelter for the microorganisms that make up the Soil Biota, an ecosystem critical to plant health. Biota consists of bacteria, fungi, algae and small organisms that improve nutrient availability in the soil and strengthen plants' natural defenses.

How to Increase Organic Matter in the Soil

Increasing organic matter content is essential to enrich the soil and promote humus formation. Here are some effective practices:

Green manure and manuring: These traditional methods return organic matter to the soil naturally.
High-quality organic fertilizers: There are several effective products on the market to enrich the soil. Some examples include:
- Prodigy Plus: Fertilizer with slow-release nitrogen (7 percent), phosphorus, potassium and a high organic matter content (85 percent).
- Yarasuna Rigoglio: NPK (8-5-5) organo-mineral fertilizer with added calcium (11 CaO) and about 33% organic matter.

Humus and Carbon Capture

Humus also plays an important ecological role by contributing to the reduction of greenhouse gases. Organic matter decomposes into humus and puts carbon dioxide back into the life cycle, helping to maintain ecosystem balance and reduce the greenhouse effect.

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Final reflections

Humus, however studied, remains a compound whose composition is not fully defined, just like Life itself. This unique substance, precursor to life on the planet, invites us to rediscover our connection with nature. Recognizing the value of humus also means recognizing our uniqueness as part of a complex and interconnected ecosystem.