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2211
Factors affecting marketable surplus of paddy a study in Kurunegala district - Sri Lanka [microform].
Published 1977Visual Material -
2212
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2213
Concepts of illness and health care intervention in an urban community [microform].
Published 1977Visual Material -
2214
Isang pag-aaral ng mga kuwentong-bayan sa Oriental Mindoro [microform]
Published 1977Visual Material -
2215
Survival of streptomycin resistant isolates of Xanthomonas oryzae in rice seeds [microform].
Published 1977Visual Material -
2216
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2217
Assessment of soybean yield loss due to bacterial pustule [microform].
Published 1977Visual Material -
2218
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2219
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2220