Ariya Abeysinghe

Kaḍinam Mahavăli Saṃvardhan

Kaḍinam Mahavăli Saṃvardhana Vyāpāraya

1990

Land reform in Sri Lanka, 1505

Land reform in Sri Lanka, 1505-1975

1976

Mustard, Brassica nigra.L

Mustard, Brassica nigra.L

1975

Kitul

Kitul

1974

Papain industry in Sri Lanka

Papain industry in Sri Lanka

1974

Sesame (gingelly)

Sesame (gingelly)

1974

Commercial passion fruit

Commercial passion fruit

1973