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1.
Effect of N-nutrional status on the content of some N-compounds and on the yield in cotton [microform] / Ahmed Foad Abd El-Hamed Mansour. by
Publication details: 1977
Dissertation note: Thesis (M.S.)-- Zagazig University, 1977.
Availability: Items available for loan: Main (1)Call number: THESIS S-4458.

2.
3.
Nitrogen management in irrigated agriculture / Roy S. Rauschkolb, Arthur G. Hornsby. by
Publication details: New York : Oxford University Press, 1994
Availability: Not available: Main: Withdrawn (2).

4.
Diagnosis of the nitrogen status in crops / Gilles Lemaire, ed. by
Publication details: Berlin ; New York : Springer, c1997
Availability: Items available for loan: Main (1)Call number: S651 D53 1997.

5.
Applying principal component and clustering analysis in studying N-use parameters among Egyptian wheat genotypes [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • تطبيقات تحليل المكونات الأساسية وتحليل المجاميع في دراسة مقاييس أستخدام النيتروجين ما بين أصناف القمح المصرية.
In: Zagazig journal of agricultural research 2009.v.36(1)
Online resources:
Availability: No items available.

6.
Effect of different nitrogen sources and soil solarization on green onion productivity for exportation [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • تأثير مصادر النيتروجين المختلفة والتعقيم الشمسى للتربة على إنتاجية البصل الأخضر للتصدير.
In: Annals of agricultural science 2010.v.55(1)
Online resources:
Availability: No items available.

7.
Effect of nitrogen source, Ratio of Ammonium to nitrate and pH value on growth characters of Syngonium podophyllum Pl Schott plants [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • تاثير مصادر النيتروجين ومعدلات الامونيوم والنترات ومستوى درجة الحموضة على صفات النمو لنبات السنجونيوم.
In: Mansoura University Journal of Agricultural Sciences 2007.v.32(11)
Online resources:
Availability: No items available.

8.
A study on rationalization of mineral fertilization through organic manure and their effects on rice crop [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • دراسة ترشيد استخدام الأسمدة المعدنية بإستخدام الأسمدة العضوية وتأثيرها على محصول الأرز.
In: Journal of the Advances in Agricultural Researches 2010.v.15(3)
Online resources:
Availability: No items available.

9.
Maximizing nitrogen and water use efficiency under drought conditions in Egypt [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • تعظيم كفاءة استخدام النيتروجين والماء تحت ظروف الجفاف فى مصر.
In: Misr Journal of Agricultural Engineering 2009.v.26(3)
Online resources:
Availability: No items available.

10.
Effect of preceding winter crops and sugar beet residues on maize nitrogen requirements [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • تأثير المحصول الشتوى السابق ومتخلفات بنجر العلف على إحتياجات الذرة من النيتروجين.
In: Journal of the Advances in Agricultural Researches 2004.v.9(4)
Online resources:
Availability: No items available.

11.
Nitrogen requirements for maize cultivars after different winter crops [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • الاحتياجات النيتروجينية لأصناف من محصول الذرة الشامية بعد محاصيل شتوية مختلفة.‪
In: Journal of the Advances in Agricultural Researches 2004.v.9(3)
Online resources:
Availability: No items available.

12.
Field chlorophyll measurement as an index for nitrogen status in corn [electronic resource]. by Language: English Summary language: Arabic
Other title:
  • قياس الكلورفيل فى الحقل كدليل لحالة النيتروجين فى الذرة.
In: Advances in Agricultural Researches 2011.v.16(3)
Online resources:
Availability: No items available.

13.
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