Thayalan Gopal Coarse palm shell filter strips as a conservation strategy for mitigating soil, nitrogen and phosphorus losses in Cameron Highlands of Malaysia/ Thayalan GOPAL - Kuala Lumpur: Jabatan Pengairan dan Saliran Malaysia, 2008 - 10 page, illust, 30 cm eng Subjects--Topical Terms: GEOTECHNIQUECONSERVATION STRATEGYDOCTORAL DISSERTATION