A report for optimal use of Eppawala rock phosphate in Sri Lankan agriculture
A report for optimal use of Eppawala rock phosphate in Sri Lankan agriculture
- NSF Colombo 1999
- Natural resources Phosphate sources Eppawela Rock Phosphate Mining Feasibility studies Environmental safeguard National economy Sri Lanka
http://thakshana.nsf.ac.lk/slstic/NA-275/NA-275.pdf = Sri Lanka.NSF Committee on Eppawala Phosphate
M
B
P 2352
NA-275
Environmental Science
631.85(548.7)REP
http://thakshana.nsf.ac.lk/slstic/NA-275/NA-275.pdf = Sri Lanka.NSF Committee on Eppawala Phosphate
M
B
P 2352
NA-275
Environmental Science
631.85(548.7)REP