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  1. 1
    Pubblicazione 1987
    Libro

    Efficiency of nitrogen fertilizers for rice.
  2. 2
    di Shah, R.N
    Pubblicazione 1979
    Libro

    Some considerations when estimating profitable levels of applied N for rice
  3. 3
    di Fagi, Achmad Mudzakkir 1940-
    Pubblicazione 1979
    Visual Material

    Environmental factors affecting fertilizer nitrogen efficiency in flooded tropical rice [microform]
  4. 4
    Pubblicazione 1978
    Libro

    Preliminary report on the international trial on nitrogen fertilizer efficiency in rainfed wetland rice, 1st-.
  5. 5
    di Seetanun, Wittaya 1944-
    Pubblicazione 1977
    Visual Material

    Milling and seed qualities, and protein content of rice as affected by times of harvest and nitrogen application [microform]
  6. 6
    di Carangdang, Diosdado A. 1935-
    Pubblicazione 1977
    Visual Material

    The effects of sources, placements, timing of nitrogen application and placements of phosphorus fertilizer on the nitrogen uptake, growth and yield of rice variety BPI 76 and on levels of mineral nitrogen on Maahas clay [microform]
  7. 7
    di Sharma, Vishnu Prasad 1938-
    Pubblicazione 1977
    Visual Material

    Effect of varietal type, season, and management level on the nitrogen response of Indica rice [microform]
  8. 8
    di Thasanasongchan, Akwut 1945-
    Pubblicazione 1977
    Visual Material

    Methods, sources and time of nitrogen application for upland rice [microform]
  9. 9
    di Mallick, Rajeshwar Nath 1939-
    Pubblicazione 1977
    Visual Material

    Interaction between soil moisture regime and nitrogen level in upland rice [microform].
  10. 10
    di Pisithpun, Saowanee 1939-
    Pubblicazione 1977
    Visual Material

    Fertilizer response of rice under varying environment and management practices [microform].
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