00506nam a22001817a 4500 192315 192315 OSt ICAR/NBSS&LUP Pal, D K Climate change and polygenesis in vertisols of the Purna valley (Maharashtra) and their management Nagpur National Bureau of Soil Survey & Land Use Planning 35p. English Deshpande, S B Velayutham, M Srivastava, P Durge, S L ddc REP 0 0 ddc 0 1 REF KAUCLV KAUCLV REPORTS 2019-08-24 0 ICAR/NBSS&LUP 801402 2019-08-24 00:00:00 2019-08-24 REP