Yazar
Jeevika Weerahewa
5 cilt bulundu.
Cilt sonuçları
Agricultural Research for Sustainable Food Systems in Sri Lanka : Volume 2
Ranjith Premalal De Silva, Gamini Pushpakumara, Pahan Prasada, Jeevika Weerahewa · Springer
535 sayfa · 2020
Kategori yok
Economic growth, agricultural trade, and food security
Jeevika Weerahewa · Agriculture Study Programme, Faculty of Agriculture, University of Peradeniya
141 sayfa · 2009
Food security / Produce trade / Economic conditions