Comparative study on different production methods of nitrogen fixing algal inoculants for paddy soils [microform] / by Ahmed Abd El-Aal Abd El-Aziz.

By: Language: English, ra Publication details: 1983.Description: 170, 8 leaves : ill. ; 30 cmOther title:
  • دراسة مقارنة لطرق انتاج الطحالب المثبتة للازوت الجوي لاستخدامها كلقاح في اراضي الارز [Added title page title]
Subject(s): Dissertation note: Thesis (M.S.)--Cairo Universty, 1983.
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