The purpose of this research is to study the response of native rice varieties (Oryza sativa L.The 9 samples (yellow pathio white dry eyes, yellow fish Sgaw. Float agriculture, golden fragrant jasmine chora. 105 (high hill) and white jasmine 105 (RBS). 6 to salinity levels (0 4 8 12,,,,16 and 20 dS / M). During seed germination and seedling growth of the analysis Final germination percentage (FGP), Speed of germination (SG),Germination energy percentage (GE) and compare the length of the wet weight and dry weight of Plumule Radicl and then remember แนกกา รทน salted rice yield decrease as a species of salt tolerance (T Tolerant), medium (tolerant Moderately, salt toleranceMT) is not salty (Moderately Susceptible) and not salty, (SusceptibleS) was found. Salinity inhibited seed germination and seedling growth of rice every species and from the classification of resistance rice varieties เค็มพพบ, dry eyes, white jasmine 105 (RBS). The rate of salt tolerance is not beyond the level 8 dS / M.105 (high hill), yellow gold, floating Sgaw agricultural fragrant Korat yellow the inhabitants and yellow fish. The rate of salt tolerance in salinity levels not exceeding the level 4 dS / M. And rice every species will not salty salinity that 12 since dS / m or above.
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