000			00846 a2200277 4500
245	1		_aComparative study of changes in soil properties affected by irrigation in vertisols of Nagarjunasagar command area ( Andhra Pradesh ).
300			_a173p.
650			_aIrrigation
650			_aSoil chemico physical properties
650			_aMorphogenesis
650			_aClimate
650			_aRain
650			_aClay minerals
650			_aSoil temperature
650			_aSoil water content
650			_aPlant nutrient
650			_aOrganic matter
650			_aHydraulic condultivity
650			_aChemical
650			_aComposition
502			_cIARI, Division of Soil Science and Agricultural Chemistry, New Delhi _bPh.D. _d1986
502			_gVasudeva Rao, A.E.
100	1		_aBhanuprasad, V. _d
942			_2udc _cT
901			_aT4286
999			_c138940 _d138940