Effect of different forms and rates of nitrogen fertilization on the soil pollution by nitrate and its accumulation in potato and economics of export [microform]/ Khatab Abd El-Baky El-Sayed Khatab.

By: Language: English Summary language: Arabic Publication details: 2001.Description: 148,3Leaves: ill.; 30 cmOther title:
  • تأثير الصور و المعدلات المختلفة للتسميد الآزوتى على تلوث التربة بالنترات و تراكمها فى محصول البطاطس و اقتصاديات التصدير [Added title page title]
Subject(s): In: Dissertation note: Thesis (M.S.)--Ain Shams University,2001.+PDF
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