Henagamage, A.P.; Seneviratne, G.; Abayasekera, C.; Kodikara, K.M.S.
 (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2014-01-22)
Last two decades, there has been a general decline in the yields of major 
crops because of the collapse of beneficial soil microbial communities under 
conventional agricultural practices. Chemical inputs like fertilizers ...