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Anuradhapura District
1975
Persistent link: https://www.econbiz.de/10003045846
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L' économie irakienne en 1971
1972
Persistent link: https://www.econbiz.de/10003116157
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The population development of Anuradhapura District, 1953-1971
Munasinghe, Nalini - 1981
Persistent link: https://www.econbiz.de/10002552507
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The farmers in communal gravity systems : rice yields, work and earnings
Illo I., Jeanne Frances - 1980
Persistent link: https://www.econbiz.de/10003159201
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Allocative efficiency and supply response in irrigated rice production
Kalirajan, K.; Flinn, J. C. - In: Indian journal of agricultural economics 36 (1981) 2, pp. 16-24
Persistent link: https://www.econbiz.de/10002178752
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Rice improvement in Taiwan
1959
Persistent link: https://www.econbiz.de/10002285447
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Project evaluation in regional perspective : a study of an irrigation project in northwest Malaysia
Bell, Clive; Hazell, P. B. R.; Slade, Roger - 1982
Persistent link: https://www.econbiz.de/10002313806
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Proceedings of the Seminar on the Improvement of Irrigation Performance at the Project Level, held at Krasnodar, USSR, from 25 August to 5 September 1980
Seminar on the Improvement of Irrigation Performance at … - 1982
Persistent link: https://www.econbiz.de/10002318760
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Förändringar i Rhônedeltats (Camargue) ekonomiska struktur
Hartsch, Erwin; Hartsch, Inge - In: Terra : Suomen Maantieteellisen Seuran aikakauskirja 76 (1964) 1, pp. 33-52
Persistent link: https://www.econbiz.de/10002827983