Department of Soil Science, G.B. Pant University of Agriculture and Technology, Pantnagar, Nainital, Uttar Pradesh, 263145.
* Present address: N.B.S.S. & L.U.P., Regional Centre, Hebbal, Bangalore, Karnataka, 560024.
Three Mollisols of tarai region of Uttar Pradesh were studied and classified. They were correlated with the pre-studied soils of the region, notify series VI, III and II, respectively and the effect of 20 years' intensive cultivation 1tod brought about a considerable changes in physical and chemical properties of the soils, but not to such an extent as to change the classification of the soils.
tarai soils, effect of long time cultivation, Mollisols
