Weerasinghe, K.D.N.2010-07-062010-07-061991Journal of the National Science Council of Sri Lanka, 19(2):p.151-162https://dl.nsf.gov.lk/handle/1/5939RainfallEvaporationTroll's classificationHargreave's Moisture Availability IndexClimatologyThe climatic water balance approach for the identification of agroclimatological regions in the dry zone of Sri LankaArticle