Harnessing green manuring for nature-based sustainable soil management in Bangladesh

Do we know that most agricultural soils in Bangladesh are low in organic matter, with levels less than 1–2%, which is significantly below the ideal range of 3–5% required for soil fertility? The main reasons for low soil fertility in Bangladeshi soils include continuous cropping without adequate nut...

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Autores principales: Ahmed, Sharif, Miajy, Abdullah, Debnath, Manik, Bhandari, Humnath
Formato: Brief
Lenguaje:Inglés
Publicado: International Rice Research Institute 2025
Materias:
Acceso en línea:https://hdl.handle.net/10568/178451
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author Ahmed, Sharif
Miajy, Abdullah
Debnath, Manik
Bhandari, Humnath
author_browse Ahmed, Sharif
Bhandari, Humnath
Debnath, Manik
Miajy, Abdullah
author_facet Ahmed, Sharif
Miajy, Abdullah
Debnath, Manik
Bhandari, Humnath
author_sort Ahmed, Sharif
collection Repository of Agricultural Research Outputs (CGSpace)
description Do we know that most agricultural soils in Bangladesh are low in organic matter, with levels less than 1–2%, which is significantly below the ideal range of 3–5% required for soil fertility? The main reasons for low soil fertility in Bangladeshi soils include continuous cropping without adequate nutrient replenishment, overuse of chemical fertilizers, less crop diversification, complete crop residue removal practices, and inadequate organic matter additions. Soil fertility is the cornerstone of productive agriculture, yet modern farming practices increasingly threaten its health. Agriculture is the backbone of the Bangladesh economy, and here, sustainable crop production largely depends on soil health conditions. Organic matter is considered the life of soil because it serves as a reservoir of microorganisms and source of nutrients such as nitrogen, phosphorus, sulfur, and micronutrients. The beneficiary microorganisms of soil, which can help decompose plant foods from inorganic and organic sources, can’t survive in soil without organic matter. Moreover, organic matter acts as a binding agent, promoting the formation of stable soil aggregates and improving porosity, aeration, and root penetration. It also increases the soil’s cation exchange capacity, helping nutrients remain available rather than leach away. In addition to soil fertility and physical improvement, organic matter helps in the sequestration of carbon in soil to mitigate greenhouse gas emissions.
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spelling CGSpace1784512025-12-04T03:20:19Z Harnessing green manuring for nature-based sustainable soil management in Bangladesh Ahmed, Sharif Miajy, Abdullah Debnath, Manik Bhandari, Humnath agrobiodiversity climate change climate change mitigation greenhouse gases soil management sustainable agriculture food security green manures Do we know that most agricultural soils in Bangladesh are low in organic matter, with levels less than 1–2%, which is significantly below the ideal range of 3–5% required for soil fertility? The main reasons for low soil fertility in Bangladeshi soils include continuous cropping without adequate nutrient replenishment, overuse of chemical fertilizers, less crop diversification, complete crop residue removal practices, and inadequate organic matter additions. Soil fertility is the cornerstone of productive agriculture, yet modern farming practices increasingly threaten its health. Agriculture is the backbone of the Bangladesh economy, and here, sustainable crop production largely depends on soil health conditions. Organic matter is considered the life of soil because it serves as a reservoir of microorganisms and source of nutrients such as nitrogen, phosphorus, sulfur, and micronutrients. The beneficiary microorganisms of soil, which can help decompose plant foods from inorganic and organic sources, can’t survive in soil without organic matter. Moreover, organic matter acts as a binding agent, promoting the formation of stable soil aggregates and improving porosity, aeration, and root penetration. It also increases the soil’s cation exchange capacity, helping nutrients remain available rather than leach away. In addition to soil fertility and physical improvement, organic matter helps in the sequestration of carbon in soil to mitigate greenhouse gas emissions. 2025-11 2025-12-02T20:43:02Z 2025-12-02T20:43:02Z Brief https://hdl.handle.net/10568/178451 en Open Access application/pdf International Rice Research Institute Ahmed, S., Miajy, A., Debnath, M., & Bhandari, H. (2025). Harnessing green manuring for nature-based sustainable soil management in Bangladesh. International Rice Research Institute. 13 p.
spellingShingle agrobiodiversity
climate change
climate change mitigation
greenhouse gases
soil management
sustainable agriculture
food security
green manures
Ahmed, Sharif
Miajy, Abdullah
Debnath, Manik
Bhandari, Humnath
Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title_full Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title_fullStr Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title_full_unstemmed Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title_short Harnessing green manuring for nature-based sustainable soil management in Bangladesh
title_sort harnessing green manuring for nature based sustainable soil management in bangladesh
topic agrobiodiversity
climate change
climate change mitigation
greenhouse gases
soil management
sustainable agriculture
food security
green manures
url https://hdl.handle.net/10568/178451
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