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991
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992
Economic study of sugarcane production in Supanburi, Thailand [microform].
Published 1980Visual Material -
993
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994
The behavior of borax in a system made up of clay, H20 and A1203 [microform].
Published 1980Visual Material -
995
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996
Dynamics of Philippine corn downy mildew caused by sclerospora philippinensis weston [microform].
Published 1980Visual Material -
997
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998
Alternative ways of accelerating compulsory primary education in Thailand [microform]
Published 1980Visual Material -
999
Hechos y estadisticas de la industria azucarera de Filipinas [microform].
Published 1980Visual Material -
1000
Report on Philippine tobacco investigation in the United States [microform]
Published 1980Visual Material