กรมพัฒนาที่ดิน
Land Development Department
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กรมพัฒนาที่ดิน
Land Development Department
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About LDD
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Board&Director
Centre Administrative Staffs
Regional Administrative Staffs
Stations Administrative Staffs
Land Development Regional and Sub-Station Address
Soil Resource
Land Resource
Soil Biotechnology
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Microbial Activator Super LDD 1
Microbial Activator Super LDD 2
Microbial Activator Super LDD 3
Microbial Activator LDD 6
Microbial Activator Super LDD 7
Microbial Activator Super LDD 9
Microbial activator for green manure LDD 11
Bio-fertilizer LDD 12
LDD 13 Mycorrhiza for maize
LDD 14 Trichoderma harzianum, wettable powder
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Soil Resource
Soil Resource
Important of soils
Physical Environment of Thailand
Geographic Situation
Physiographic Regions
General Climatic Condition
Seasons
Surface Temperature
Rainfall
Natural Vegetation
Historical summary of soil-related activities in Thailand
Development techniques in soil survey
Classification and kinds of soil
Soil Series of Thailand
Marginal land and problem soil of Thailand
Acid Sulfate Soils
Mangrove soils
Inland Salt-Affected Soils (Natraqualfs)
Sandy Soils
Sandy Soils with Hard Pans
Black Clayey Soils
Skeletal Soils
Organic Soils
Soil Prone to Erosion
Problem soils
Management Resource
Reclamation of acid soil in south part of thailand
Reclamation of sandy soil
Reclamation of acid and saline Soil in the South
Reclamation of saline soil in the Northeast
Reclamation of acid sulfate soil
Reclamation of coastal saline soil
Reclamation of soil in the mine
Reclamation of shallow soil and laterite soil
Reclamation of erosive soil
Soil maps