Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand

Maintaining soil quality is a major problem for traditional farmers in the tropics. Many rely on organic amendments to enhance the productivity of their fields. However, indigenous knowledge about soil organic matter (SOM) and its management has received relatively little attention from researchers....

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Main Authors: Sujitra Yodda, Suwit Laohasiriwong, A. Terry Rambo
Format: Article
Language:English
Published: Hasanuddin University 2021-10-01
Series:Forest and Society
Subjects:
Online Access:https://journal.unhas.ac.id/index.php/fs/article/view/14044
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author Sujitra Yodda
Suwit Laohasiriwong
A. Terry Rambo
author_facet Sujitra Yodda
Suwit Laohasiriwong
A. Terry Rambo
author_sort Sujitra Yodda
collection DOAJ
description Maintaining soil quality is a major problem for traditional farmers in the tropics. Many rely on organic amendments to enhance the productivity of their fields. However, indigenous knowledge about soil organic matter (SOM) and its management has received relatively little attention from researchers. This paper describes the use of organic materials to maintain soil quality by Thai-Lao farmers in a rice-growing village in Northeast Thailand. In-depth semi-structured interviews were conducted with twelve farmers to: 1) identify the indicators of soil fertility they employed; 2) inventory the organic materials they used; 3) determine changes in the use of amendments over time; and 4) understand their concept of SOM. They used many physical and biological indicators of soil quality. They used nine different organic materials:  rice straw and stubble, cattle, buffalo and pig manure, rice husks, sunn hemp plants as green manure, charcoal, commercial compost, homemade compost, and tree leaf litter. Recently, use of livestock manure, rice husks, charcoal, and leaf litter has declined because of supply shortages. They do not appear to have a general concept of organic matter nor is there a commonly used word for “organic” in their language. Most of the farmers would use larger quantities of organic amendments but are constrained by their scarcity and high cost. Ways to increase local supplies of organic materials must be found if the government’s efforts to encourage the adoption of organic agriculture are to be successful.
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spelling doaj.art-db0ce564ad2644fbb815523a1f39d8ee2022-12-21T23:09:09ZengHasanuddin UniversityForest and Society2549-47242549-43332021-10-015210.24259/fs.v5i2.14044Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast ThailandSujitra Yodda0Suwit Laohasiriwong1A. Terry Rambo2Program on System Approaches in Agriculture for Sustainable Development, Department of Agricultural Extension and Agricultural Systems, Faculty of Agriculture, Khon Kaen University, Khon Kaen, ThailandProgram on System Approaches in Agriculture for Sustainable Development, Department of Agricultural Extension and Agricultural Systems, Faculty of Agriculture, Khon Kaen University, Khon Kaen, ThailandProgram on System Approaches in Agriculture for Sustainable Development, Department of Agricultural Extension and Agricultural Systems, Faculty of Agriculture, Khon Kaen University, Khon Kaen, ThailandMaintaining soil quality is a major problem for traditional farmers in the tropics. Many rely on organic amendments to enhance the productivity of their fields. However, indigenous knowledge about soil organic matter (SOM) and its management has received relatively little attention from researchers. This paper describes the use of organic materials to maintain soil quality by Thai-Lao farmers in a rice-growing village in Northeast Thailand. In-depth semi-structured interviews were conducted with twelve farmers to: 1) identify the indicators of soil fertility they employed; 2) inventory the organic materials they used; 3) determine changes in the use of amendments over time; and 4) understand their concept of SOM. They used many physical and biological indicators of soil quality. They used nine different organic materials:  rice straw and stubble, cattle, buffalo and pig manure, rice husks, sunn hemp plants as green manure, charcoal, commercial compost, homemade compost, and tree leaf litter. Recently, use of livestock manure, rice husks, charcoal, and leaf litter has declined because of supply shortages. They do not appear to have a general concept of organic matter nor is there a commonly used word for “organic” in their language. Most of the farmers would use larger quantities of organic amendments but are constrained by their scarcity and high cost. Ways to increase local supplies of organic materials must be found if the government’s efforts to encourage the adoption of organic agriculture are to be successful.https://journal.unhas.ac.id/index.php/fs/article/view/14044EthnopedologyAgricultural sustainabilityFarmer soil managementManureGreen manureOrganic soil amendments
spellingShingle Sujitra Yodda
Suwit Laohasiriwong
A. Terry Rambo
Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
Forest and Society
Ethnopedology
Agricultural sustainability
Farmer soil management
Manure
Green manure
Organic soil amendments
title Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
title_full Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
title_fullStr Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
title_full_unstemmed Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
title_short Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand
title_sort use of organic materials to maintain soil quality by thai lao rice farmers in northeast thailand
topic Ethnopedology
Agricultural sustainability
Farmer soil management
Manure
Green manure
Organic soil amendments
url https://journal.unhas.ac.id/index.php/fs/article/view/14044
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AT aterryrambo useoforganicmaterialstomaintainsoilqualitybythailaoricefarmersinnortheastthailand