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  1. 1
    Visual Material

    Nutrient composition and growth of pine-apple and coconut intercrops as influenced by nitrogen, phosphorus and potasium [microform].
  2. 2
    Visual Material

    The effects of nitrogen fertilization and mulching on the growth and survival of out-planted kaatoan bangkal (anthocephalus chinensis Rich.ex Walp.) seedlings and on some soil properties of an open grassland [microform]
  3. 3
    par Fagi, Achmad Mudzakkir 1940-
    Publié 1979
    Visual Material

    Environmental factors affecting fertilizer nitrogen efficiency in flooded tropical rice [microform]
  4. 4
    par Seetanun, Wittaya 1944-
    Publié 1977
    Visual Material

    Milling and seed qualities, and protein content of rice as affected by times of harvest and nitrogen application [microform]
  5. 5
    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]
  6. 6
    par Alferez, Arturo Carino 1940-
    Publié 1977
    Visual Material

    The influence of irrigation and nitrogen on dry seed yeild and germinability of four vegetable legumes harvested at different stages of maturity [microform]
  7. 7
    par Sharma, Vishnu Prasad 1938-
    Publié 1977
    Visual Material

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

    Methods, sources and time of nitrogen application for upland rice [microform]
  9. 9
    Visual Material

    The influence of nitrogen-potassium ration and moisture regime on juice quality and NPK composition of Phil 56226 [microform]
  10. 10
    Visual Material

    Interaction between soil moisture regime and nitrogen level in upland rice [microform].
  11. 11
    par Pisithpun, Saowanee 1939-
    Publié 1977
    Visual Material

    Fertilizer response of rice under varying environment and management practices [microform].
  12. 12
    par Ho, I-Liang 1932-
    Publié 1977
    Visual Material

    Effect of nitrogen on fruit and seed yield and seed quality of tomato [microform]
  13. 13
    par Fagade, Samson Olaseni 1941-
    Publié 1977
    Visual Material

    Growth characteristics, grain yield and quality of rice as affected by plant density and nitrogen level [microform]
  14. 14
    Visual Material

    Microbiological transformations of nitrogen in flooded maahas clay [microform]
  15. 15
    Visual Material

    The effect of insecticides, species diversity and nitrogen fertilizer on insect infestation and yield of cotton [microform].
  16. 16
    Visual Material

    Effects of nitrogenforms and methods of application for lowlnd rice [microform]
  17. 17
    Visual Material

    Water adequacy at the farm level its influence on input use and rice yield [microform]
  18. 18
    par Cardenas, Marlito L. 1948-
    Publié 1975
    Visual Material

    Efficiency of some nitrogen sources and their effects on lowland rice [microform]
  19. 19
    Visual Material

    Response of rice to different nitrogen fertilizers and times of application [microform]
  20. 20
    Visual Material

    Influence of nitrogen and plant spacing in the yield components of non-photoperiod sensitive rice varities [microform]
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