Narasimham, R.LSubba Rao, A2020-05-282020-05-281975http://krishikosh.egranth.ac.in/handle/1/5810146629CATION BONDING AND EXCHANGE ON ROOTS OF SOME CULTIVATED CROPSen-USCATION BONDING AND EXCHANGE ON ROOTS OF SOME CULTIVATED CROPSThesis