Soil phosphorus test methods calibration by field experimental data for the soils of low country intermediate zone of Sri Lanka

Wijebandara, D.M.D.I.2014-01-292014-01-292004The Ceylon Coconut Quarterly, 16:p.65-73https://dl-cri.nsf.gov.lk/handle/1/1999Soil phosphorus test methods calibration by field experimental data for the soils of low country intermediate zone of Sri LankaA