Toposequential Variation in Soil Fertility and Rice Productivity of Rainfed Lowland Paddy Fields in Mini-Watershed (Nong)in Northeast Thailand

Mini-watersheds called Nongin Thai are geographical components of rainfed lowland rice culture in Northeast Thailand, and constitute distinct units in understanding environmental constraints for low and unstable rainfed rice production there. The toposequential variation of soil fertility and its re...

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Bibliographic Details
Main Authors: Koki Homma, Takeshi Horie, Tatsuhiko Shiraiwa, Nopporn Supapoj, Naruo Matsumoto, Nobuyuki Kabaki
Format: Article
Language:English
Published: Taylor & Francis Group 2003-01-01
Series:Plant Production Science
Subjects:
Online Access:http://dx.doi.org/10.1626/pps.6.147