検索結果 - Oliva, Virgilio G. 1939-

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  1. 1

    An analysis of the inservice training needs identified by farm management technicians in Region 3, Agricultural Productivity Commission, Republic of the Philippines 著者: Oliva, Virgilio G. 1939-

    出版事項 1969
    学位論文


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  2. 2

    Perceptions and attitudes of farmer members toward Samahang Nayon in North Cotabato, Philippines 著者: Oliva, Virgilio G. 1939-

    図書


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  3. 3

    An analysis of the inservice training needs identified by farm management technicians in Region 3, Agricultural Productivity Commission, Republic of the Philippines [microform] 著者: Oliva, Virgilio G. 1939-

    出版事項 1974
    Visual Material


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  4. 4

    The influence of the Camarines norte National Agricultural School (CNNAS) on the agricultural practices, particularly rice culture, in three rice-growing barrios of Camarines norte... 著者: Oliva, Virgilio G. 1939-

    出版事項 1974
    Visual Material


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