Εμφανίζονται 21 - 30 Αποτελέσματα από 53 για την αναζήτηση 'photoduplication service. university of the ((philippines library) OR (philippines biography))', χρόνος αναζήτησης: 0,05δλ Περιορισμός αποτελεσμάτων
  1. 21
    ανά Duangputra, Piya 1939-
    Έκδοση 1977
    Visual Material

    Sources and rates od fertilizer phosphorus for flooded rice in Buenavista clay [microform]
  2. 22
    ανά Wang, Tze-Shun Lee 1936-
    Έκδοση 1977
    Visual Material

    Influence of CaCO3, pre-submergence and phosphate on the chemical changes on the chemical changes and the growth of rice on a flooded strongly acid latosolic soil [microform]
  3. 23
    ανά Almendrala, Rodolfo Machado 1942-
    Έκδοση 1977
    Visual Material

    The effect of different calcium sources on the growth of mustard (brassica juncea, coss.) and some chemical properties of some Philippine soils [microform]
  4. 24
    ανά Maglinao, amado Reyes 1946-
    Έκδοση 1977
    Visual Material

    water transmission properties of some soils in the upper Pampanga River basin [microform]
  5. 25
    ανά Sanmaneechai, Manas
    Έκδοση 1977
    Visual Material

    Performance of rice and nutrient availability on two Philippine soils as affected by different water regimes and soil amendments [microform]
  6. 26
    ανά Islam, Khwaja Akhtar-ul 1946-
    Έκδοση 1977
    Visual Material

    Assessing fertility status of soils deposited by flood, using soybean, Glycine Max (L) Merrill, as test crop [microform].
  7. 27
    ανά Tantidhanapat, Prapat 1948-
    Έκδοση 1977
    Visual Material

    Release of potassium and magnesium from some Philippine soils [microform]
  8. 28
    ανά Malik, Muhammad Bashir 1935-
    Έκδοση 1977
    Visual Material

    The phosphate supply pattern of some Philippine soils with high and low phosphorus contents [microform].
  9. 29
    ανά Dacayo, Juliana Bagaoisan 1940-
    Έκδοση 1977
    Visual Material

    Release of nutrient bases in some acidified Philippine soils [microform]
  10. 30
    ανά Manguiat, Ireneo Javier 1945-
    Έκδοση 1977
    Visual Material

    Microbiological transformations of nitrogen in flooded maahas clay [microform]
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