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  1. 1
    יצא לאור 1978
    ספר

    Preliminary report on the international trial on nitrogen fertilizer efficiency in rainfed wetland rice, 1st-.
  2. 2
    יצא לאור 1975
    ספר

    International trial on nitrogen fertilizer efficiency in rice, 1st-.
  3. 3
    מאת Achorn, F.P
    יצא לאור 1974
    ספר

    Expansion of the fertilizer industry in the Philippines
  4. 4
    מאת Alcasid, Godofredo N.
    יצא לאור 1969
    ספר

    An economic analysis of the efficiency of the nitrogen fertilizer in rice production
  5. 5
    ספר

    Interaction between soil moisture regime and nitrogen level in upland rice
  6. 6
    ספר

    Effects of plant population density and nitrogen fertilizer applicaton on sorghum and soybean planted as monoculture and intercrop
  7. 7
    ספר

    The response of soybean (Glycine max Merrill) to foliar spray of two nitrogen sources
  8. 8
    ספר

    Yield response of two sweet potato cultivars to different levels of nitrogen-potassium fertilizer under different management practices
  9. 9
    ספר

    Factors affecting the effect of time of nitrogen application in rice
  10. 10
    ספר

    Efficiency of some nitrogen sources and their effects on lowland rice
כלי חיפוש: קבל רסס (RSS) — שליחת חיפוש דרך דואל