Soil fertility is a critical component of Agroforestry.And agroforestry plays a vital role in maintaining and enhancing soil fertility. Agroforestry involves integrating trees into agricultural landscapes, promoting ecological interactions and synergies between trees, crops and livestock.
In agroforestry systems, soil fertility is enhanced through:
1. Tree litter and mulch: Trees provide organic matter, which acts as a natural fertilizer, improving soil structure and fertility.
2. Nitrogen fixation: Leguminous trees fix atmospheric nitrogen, making it available to crops and other plants.
3. Soil shading: Tree canopies reduce soil temperature, retain moisture and prevent soil erosion.
4. Root interactions: Tree roots stabilize soil, improve soil biota and facilitate nutrient uptake.
5. Biodiversity: Agroforestry systems promote biodiversity, which enhances soil biota, decomposition and nutrient cycling.
6. Minimum tillage: Agroforestry often involves reduced tillage, preserving soil organic matter and structure.
7. Organic matter accumulation: Agroforestry systems accumulate organic matter, increasing soil carbon and supporting soil biota.
8. Improved water cycling: Trees regulate water cycles, reducing soil erosion and improving soil moisture.
Agroforestry supports Agroecology’s principles of ecological sustainability, social equity and economic viability.
Between your agroforestry trees, do not leave the land bare. Plant some crops like nitrogen fixation crops and Flower producing crops to attract the bees in your plantation.
Source:Jay Krishivan
Peoplesmind