Ramanathan G.2014-05-032014-05-031975http://krishikosh.egranth.ac.in/handle/1/2058609en-USirrigation, minerals, clay, oils, clay minerals, economic resources, physical control, iron, planting, oatsStudies On The Physico-Chemical Properties Of Soils Of Tamilnadu In Relation To Clay MineralogyThesis