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Economic aspectsProfitability and resource characteristics of paddy farmingA. S. Ranatunga

Profitability and resource characteristics of paddy farming

A. S. Ranatunga · Agrarian Research and Training Institute

55 sayfa · 1977

Economic aspects of Rice / Rice / Economic aspects

IrrigationSome issues confronting the rehabilitation of major irrigation schemesA. S. Ranatunga

Some issues confronting the rehabilitation of major irrigation schemes

A. S. Ranatunga · Agrarian Research & Training Institute

50 sayfa · 1981

Agriculture / Irrigation

AgricultureAn Analysis of the pre-Mahaweli situation in H4 and H5 areas in Kala-Oya BasinA. S. Ranatunga

An Analysis of the pre-Mahaweli situation in H4 and H5 areas in Kala-Oya Basin

A. S. Ranatunga · Agrarian Research and Training Institute

125 sayfa · 1979

Agriculture

Economic aspectsProduction of other crops in paddy fields in Yala, 1972A. S. Ranatunga

Production of other crops in paddy fields in Yala, 1972

A. S. Ranatunga · Agrarian Research & Training Institute

38 sayfa · 1974

Economic aspects of Food crops / Food crops / Economic aspects