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  1. 1921

    Life history and morphology of helicoverpa armigera (Hubner) reared on synthetic diet and topical toxicity of five organic insecticides to the insect [microform] door Deang, Ricardo Talavera

    Gepubliceerd in 1977
    Visual Material

    Life history and morphology of helicoverpa armigera (Hubner) reared on synthetic diet and topical toxicity of five organic insecticides to the insect [microform]
  2. 1922

    Resistance to the brown planthopper Nilaparvata lugens (Stal) in rice varieties [microform] door Pura, Caesar Dollentas 1943-

    Gepubliceerd in 1977
    Visual Material

    Resistance to the brown planthopper Nilaparvata lugens (Stal) in rice varieties [microform]
  3. 1923

    Sampling technique for estimation of rice stem-borer's incidence in farmer's fields [microform] door Bernardo, Renato de la Cruz 1934-

    Gepubliceerd in 1977
    Visual Material

    Sampling technique for estimation of rice stem-borer's incidence in farmer's fields [microform]
  4. 1924

    Sampling in rice experimental plots [microform] door Palaniswamy, K. M. 1929-

    Gepubliceerd in 1977
    Visual Material

    Sampling in rice experimental plots [microform]
  5. 1925

    The attitude of farmers and extension workers toward extension work and its relation effectiveness in Taiwan [microform] door Hsieh, An-tien

    Gepubliceerd in 1977
    Visual Material

    The attitude of farmers and extension workers toward extension work and its relation effectiveness in Taiwan [microform]
  6. 1926

    Chemicak, physical and microbiological changes during the preparation and ripening of mold-ripened soybean cheese [microform] door Castro, Veronica M. 1946-

    Gepubliceerd in 1977
    Visual Material

    Chemicak, physical and microbiological changes during the preparation and ripening of mold-ripened soybean cheese [microform]
  7. 1927

    The incidence of thermophilic spoilage bacteria in Philippine refined sugar [microform] door Dabalus, Ruth Resol. 1945-

    Gepubliceerd in 1977
    Visual Material

    The incidence of thermophilic spoilage bacteria in Philippine refined sugar [microform]
  8. 1928

    Gaddang songs as material for teaching music [microform] door Borromeo, Mauricia D.

    Gepubliceerd in 1977
    Visual Material

    Gaddang songs as material for teaching music [microform]
  9. 1929

    Musical references from books published before 1900 in the U.P. Filipiniana Library [microform] door Laureola, Asuncion

    Gepubliceerd in 1977
    Visual Material

    Musical references from books published before 1900 in the U.P. Filipiniana Library [microform]
  10. 1930

    Schubert, Schumann, Brahms and Wolf and "Night" [microform] door Pepito, Rhoda Isidro

    Gepubliceerd in 1977
    Visual Material

    Schubert, Schumann, Brahms and Wolf and "Night" [microform]

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