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Application of the Flert Approach to Rural Household and Community Anaerobic Digestion Systems
8223
N/A
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Bibliography on Emplyment & Unemployment in Sri Lanka
4829
N/A
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Impact Analysis for Program Evaluaton
16735
1995
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Rainfed Farming in the Dry Zone of Sri Lanka
5993C
N/A
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Applying Efficiency Analysis to Small Farms in low income countries: some theoretical and empirical considerations
6939
1980
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