Ketipearachchi, K. G.; Vidanapathirana, N. P.; Somachandra, K. P.; Mangalika, W. P. W.
(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021-05-07)
Excessive use of chemical fertilizers causes many environmental, social, and health problems. It
is possible to avoid adverse conditions by using organic fertilizers but there are some
shortcomings in providing the ...