Jeena MathewSumam GeorgeIndira, M.2014-06-102014-06-102012-08-18PROCEEDINGS OF KERALA ENVIRONMENT CONGRESS AUGUST 2012 pp.411-415http://hdl.handle.net/123456789/2670enEffect of Adding Secondary and Micronutrients in improving the Soil Productivity Parameters in the Sandy Soils of Onattukara RegionArticle