Reconnaissance soil survey of Penang and Province Wellesley /

by Soo, Swee Weng.

Semi-detailed soil survey of the Kemubu Irrigation Scheme, Kelantan /

by Soo, Swee Weng.
Published 1972

Semi-detailed soil survey of the Kelantan Plain /

by Soo, Swee Weng.
Published 1975

Reconnaissance soil survey of Perak /

by Soo, Swee Weng.
Published 1968

Semi-detailed soil survey of the Kedah/Perlis coastal plain /

by Soo, Swee Weng,
Published 1972

Reconnaissance soil survey of Langkawi Islands /

by Paramananthan, S.
Published 1968

Reconnaissance soil survey of Perlis /

by Paramananthan, S.
Published 1968

Reconnaissance soil survey of the Southwest Johore coconut area /

by Panton, W. P.
Published 1965