يعرض 1 - 9 نتائج من 9 نتيجة بحث عن '', وقت الاستعلام: 0.01s تنقيح النتائج
  1. 1

    Management and utilization of acid soils.

    منشور في 1991
    كتاب

    Management and utilization of acid soils.
  2. 2

    Management and utilization of acid soils.

    منشور في 1991
    كتاب

    Management and utilization of acid soils.
  3. 3

    Management and utilization of acid soils.

    منشور في 1991
    كتاب

    Management and utilization of acid soils.
  4. 4

    Management of acid soils in the humid tropics of Asia

    منشور في 1989
    كتاب

    Management of acid soils in the humid tropics of Asia
  5. 5

    Acid soil and acid rain the impact on the environment of nitrogen and sulphur cycling حسب Kennedy, I. R.

    منشور في 1986
    كتاب

    Acid soil and acid rain the impact on the environment of nitrogen and sulphur cycling
  6. 6

    Proceedings of the Bangkok symposium on acid sulphate soils second international symposium on acid sulphate soils, Bagnkok, Thailand, January 18-24, 1981

    منشور في 1982
    كتاب

    Proceedings of the Bangkok symposium on acid sulphate soils second international symposium on acid sulphate soils, Bagnkok, Thailand, January 18-24, 1981
  7. 7

    Status and behavior of phosphorus in some acid soils in the Philippines حسب Metra, Teodula Malong 1954-

    كتاب

    Status and behavior of phosphorus in some acid soils in the Philippines
  8. 8

    Effect of various methods of fertilizer application on the productivity of brackishwater fishponds in reclaimed acid sulfate soils حسب Ladja, Hamjaraja B. (Hamjaraja Balnulla)

    كتاب

    Effect of various methods of fertilizer application on the productivity of brackishwater fishponds in reclaimed acid sulfate soils
  9. 9

    Chemical changes in submerged acid sulfate soil-water system treated with some organic materials حسب Hechanova, Ma. Dulce J.

    كتاب

    Chemical changes in submerged acid sulfate soil-water system treated with some organic materials

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