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  1. 11
    por Fagade, Samson Olaseni 1941-
    Publicado 1977
    Visual Material

    Growth characteristics, grain yield and quality of rice as affected by plant density and nitrogen level [microform]
  2. 12
    por Simsiman, Geronimo Vivit 1937-
    Publicado 1977
    Visual Material

    Effects of nitrogenforms and methods of application for lowlnd rice [microform]
  3. 13
    por Cardenas, Marlito L. 1948-
    Publicado 1975
    Visual Material

    Efficiency of some nitrogen sources and their effects on lowland rice [microform]
  4. 14
    por Cosico, Wilfredo Cosico 1943-
    Publicado 1975
    Visual Material

    Response of rice to different nitrogen fertilizers and times of application [microform]
  5. 15
    Visual Material

    Influence of nitrogen and plant spacing in the yield components of non-photoperiod sensitive rice varities [microform]
  6. 16
    por Obias, Raymundo O. 1971-
    Publicado 1975
    Visual Material

    Timing of nitrogen application on lowland rice vareities differing in growth duration [microform]
  7. 17
    Publicado 1975
    Libro

    International trial on nitrogen fertilizer efficiency in rice, 1st-.
  8. 18
    por Fagade, Samson Olaseni 1941-
    Publicado 1970
    Thesis

    Growth characteristics, grain yield and quality of rice as affected by plant density and nitrogen level
  9. 19
    Thesis

    Influence of nitrogen and plant spacing on the yield components of non-photoperiod sensitive rice varieties
  10. 20
    por Alcasid, Godofredo N.
    Publicado 1969
    Libro

    An economic analysis of the efficiency of the nitrogen fertilizer in rice production
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