Proc. soil,water and crop managment systems for rainfed agriculture in Northland Thailand.
Khon Kaen University,Thailand.
Proc. soil,water and crop managment systems for rainfed agriculture in Northland Thailand. - Thailand KKU 1988 - 416
Agriculture
Agriculture Northland Thailand Rainfed Agriculture Soil and Water Crop
630
Proc. soil,water and crop managment systems for rainfed agriculture in Northland Thailand. - Thailand KKU 1988 - 416
Agriculture
Agriculture Northland Thailand Rainfed Agriculture Soil and Water Crop
630