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	1.	No cover image available No cover image available Studies on isolation of some biologically active natural compounds / Tarek Abdelghafaar Ibrahim Elshahawy ; Supervised Mohamed Helmy Belal , Hala Rashad Abdelrahman , Khaled Abdelazem Attya by Tarek Abdelghafaar Ibrahim Elshahawy Hala Rashad Abdelrahman [] Khaled Abdelazem Attya [] Mohamed Helmy Belal [] Language: Eng Publication details: Cairo : Tarek Abdelghafaar Ibrahim Elshahawy , 2002 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: دراسات على عزل بعض المركبات الطبيعية ذات الفعالية البيولوجية Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2002.Ta.S. Add to cart (remove)
	2.	No cover image available No cover image available Studies on bioactive compounds isolated from sea algae / Elsayed Mohi Eldin Abdelaziz Farag ; Supervised Mohamed Helmy Belal , Amal Youssef Saleh , Abdelaal Abdelaziz Farag by Elsayed Mohi Eldin Abdelaziz Farag Abdelaal Abdelaziz Farag [] Amal Youssef Saleh [] Mohamed Helmy Belal [] Language: Eng Publication details: Cairo : Elsayed Mohi Eldin Abdelaziz Farag , 2002 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: دراسات على بعض المركبات ذات النشاط الحيوى المعزولة من الطحالب البحرية Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2002.El.S. Add to cart (remove)
	3.	No cover image available No cover image available A studies on environmental pollution with pesticdes and heavy metals / Effat Ali Ahmed Elewa ; Supervised Zaghloul Elshahat Kandil , Mahmoud Mohamed Amr , Mohamed Helmy Belal by Effat Ali Ahmed Elewa Mahmoud Mohamed Amr [] Mohamed Helmy Belal [] Zaghloul Elshahat Kandil [] Language: Eng Publication details: Cairo : Effat Ali Ahmed Elewa , 1999 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty Of Science - Department Of Organic Chemistry Other title: دراسات التلوث البيئى بالمبيدات والمعادن الثقيلة Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.12.10.Ph.D.1999.Ef.S. Add to cart (remove)
	4.	No cover image available No cover image available Pesticide management for the control of virus transmitting whiteflies in Tomato fields / Sherif Mohamed Amin Ayoub ; Supervised Mounir D.AbdAllah , Mohamed H.Belal , Mansour M.Rabie by Sherif Mohamed Amin Ayoub Mansour Rabie [] Mohamed Helmy Belal [] Mounir Dawoud AbdAllah [] Language: Eng Publication details: Cairo : Sherif Mohamed Amin Ayoub , 2001 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: ترشيد استخدام المبيدات فى مكافحة الذباب الابيض الناقل للأمراض الفيروسية فى حقول الطماطم Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2001.Sh.P. Add to cart (remove)
	5.	No cover image available No cover image available New approaches for control of early season cotton pests / Essam Mohamed Mohamed Ahmed ; Supervised Moustafa Abdelhafez Eltantawi , Mohamed Gomaha Abbas , Mohamed Helmy Belal by Essam Mohamed Mohamed Ahmed Kamal Sayed Ahmed Osman [] Mahfouz Abdelazem Mohamed [] Mohamed Helmy Belal [] Language: Eng Publication details: Cairo : Essam Mohamed Mohamed Ahmed , 1999 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: الاتجاهات الحديثة لمكافحة افات القطن فى بداية الموسم Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.1999.Es.N. Add to cart (remove)
	6.	No cover image available No cover image available Toxicological studies of some insecticides and mineral oils against Cow Pea Aphid Aphis craccivora-Koch/ Nadia Ahmed Mohamed Hussein ; Supervised Mohamed Helmy Belal , Nabil M. Ibrahim by Nadia Ahmed Mohamed Hussein Mohamed Helmy Belal [] Nabil Mahfoza Ibrahim [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: eng Publication details: Cairo : Nadia Ahmed Mohamed Hussein , 1998 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: دراسات تكسكولوجية لبعض المبيدات و الزيوت المعدنية ضد من الفول Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.1998.Na.T. Add to cart (remove)
	7.	No cover image available No cover image available Pollution and toxicity of heavy metals and other minerals and their determination soil,water and plants / Adel Salem Abdelrahman ; Supervised Mohamed Helmy Belal , Monir Daoud Abdallah by Adel Salem Abdelrahman Mohamed Helmy Belal [] Monir Daoud Abdallah [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: eng. Publication details: Cairo : Adel Salem Abdelrahman , 2009 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: تلوث وسمية بعض المعادن الثقيلة وعناصر اخرى وتقديرها فى التربة والمياة والنبات Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2009.Ad.P. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2009.Ad.P. Add to cart (remove)
	8.	No cover image available No cover image available Studies on entomopathogenic fungi for controlling certain lepidopterous insects on corn / Hany Ahmed Sayed Abdelgawad ; Supervised M. H. Belal , G. H. Sewify , A. H. Elheneidy by Hany Ahmed Sayed Abdelgawad Ahmed Hussien Elheneidy [] Gamal Eldin Hassan Sewify [] Mohamed Helmy Belal [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: eng Publication details: Cairo : Hany Ahmed Sayed Abdelgawad , 2000 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: دراسات على الفطريات الممرضة للحشرات لمكافحة بعض حشرات حرشفية الاجنحة على الذرة Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2000.Ha.S. Add to cart (remove)
	9.	No cover image available No cover image available Studies on Whitefly Bemisia tabaci (Genn.) Susceptibility to Pesticides / Hanan Salah Eldin Taha Diab ; Supervised Moneer Daowood Abdallah , Mostafa Abd El Hafeez ElTantawy , Mohamed Helmy Belal by Hanan Salah Eldin Taha Diab Mohamed Helmy Belal [] Moneer Daowood Abdallah [] Mostafa Abd El hafeez Eltantawy [] Language: Eng Publication details: Cairo : Hanan Salah Eldin Taha Diab , 2006 Dissertation note: Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: دراسات على حساسيه الذبابه البيضاء (Genn.) Bemisia tabaci للمبيدات Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2006.Ha.S.. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2006.Ha.S.. Add to cart (remove)
	10.	No cover image available No cover image available Studies on the natural genomic interference of spodoptera littoralis baculoviruses and their stability in the presence of insecticides / Omaima Ahmed A. Khamiss ; Supervised Mohamed Helmy Belal , Said Mohamed Abolela by Omaima Ahmed A. Khamiss Mohamed Helmy Belal [] Said Mohamed Abolela [] Language: English Publication details: Cairo : Omaima Ahmed A. Khamiss , 1997 Dissertation note: Thesis(Ph.D.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: دراسات على مجموعة الفيروسات التى تصيب دودة ورق القطن وإحتمالات التداخل الوراثى الطبيعى بين الفيروسات المغلفة التى تصيبها و ظروف ثبات هذه العزلات خاصة فى وجود المبيدات الحشرية Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.1997.Om.S. Add to cart (remove)
	11.	No cover image available No cover image available Risk \ safety assessment of pollutants in some vegetables produced under different farming systems / Marwa Farouk Ahmed Gad ; Supervised Mohamed Helmy Belal , Hany Mahmoud Ashour Badawy , Sameeh Abd-El-Kader Mansour by Marwa Farouk Ahmed Gad Hany Mahmoud Ashour Badawy [] Mohamed Helmy Belal [] Sameeh Abdelkader Mansour [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Marwa Farouk Ahmed Gad , 2010 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: تقييم مخاطر و مأمونية الملوثات في بعض الخضروات المنتجة تحت نظم زراعية مختلفة Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2010.Ma.R. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2010.Ma.R. Add to cart (remove)
	12.	No cover image available No cover image available Determination of benzimidazole residues on some exported crops using LC-MS\MS / Mohamed Abdelaziz Mohamed ; Supervised Mohamed Helmy Belal , Esam Eldeen Abdelraoof Eweis , Emil Youssef Salama by Mohamed Abdelaziz Mohamed Emil Youssef Salama [] Esam Eldeen Abdelraoof Eweis [] Mohamed Helmy Belal [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Mohamed Abdelaziz Mohamed , 2012 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: تقدير متبقيات مبيدات البنزيميدازول على بعض المحاصيل التصدرية باستخدام جهاز الكروماتوجرافى السائل مع مطياف الكتلة Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2012.Mo.D. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2012.Mo.D. Add to cart (remove)
	13.	No cover image available No cover image available Effect of some pesticides and their residues on red palm weevil, rhynchophorus ferrugineus oliver coleoptera:curculionidae / Mohamed Abdallah Mohamed ; Supervised Mohamed Helmy Belal , Eman Saed Swelam by Mohamed Abdallah Mohamed Eman Saed Swelam [] Mohamed Helmy Belal [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Mohamed Abdallah Mohamed , 2013 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: تأثير بعض المبيدات و متبقياتها على سوسة النخيل الحمراء Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2013.Mo.E. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.M.Sc.2013.Mo.E. Add to cart (remove)
	14.	No cover image available No cover image available Bioremoval of heavy metals and organic matter from industrial waste water / Rasha Samir Ahmed Mohamed ; Supervised Galal Mahmoud Khalaf Allah , Mohamed Abdelalim Ali , Mohamed Helmy Belal by Rasha Samir Ahmed Mohamed Galal Mahmoud Khalaf Allah [] Mohamed Abdelalim Ali [] Mohamed Helmy Belal [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Rasha Samir Ahmed Mohamed , 2013 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Microbiology Other title: الازالة الحيويه للمعادن الثقيله و المواد العضويه من مياه المخلفات الصناعيه Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.06.M.Sc.2013.Ra.B. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.06.M.Sc.2013.Ra.B. Add to cart (remove)
	15.	No cover image available No cover image available New approaches for control of cotton bollworms / Essam Mohamed Mohamed Ahmed ; Supervised Mohamed Helmy Belal , Kamal Sayed Ahmed Othman , Mohamed Gomaha Abbas by Essam Mohamed Mohamed Ahmed Kamal Sayed Ahmed Othman [] Mohamed Gomaha Abbas [] Mohamed Helmy Belal [] Language: Eng Publication details: Cairo : Essam Mohamed Mohamed Ahmed , 2004 Dissertation note: Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: الاتجاهات الحديثة لمكافحة ديدان لوز القطن Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2004.Es.N. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2004.Es.N. Add to cart (remove)
	16.	No cover image available No cover image available Induced immune response against powdery mildew disease in summer squash plant / Zahraa Hamdi Aboelyazid Elsayed ; Supervised Osama Konsowa Ahmed , Mohamed Helmy Belal by Zahraa Hamdi Aboelyazid Elsayed Mohamed Helmy Belal [] Osama Konsowa Ahmed [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Zahraa Hamdi Aboelyazid El- Sayed , 2015 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Agricultural Biochemistry Other title: الإستجابة المناعية المستحثة فى نبات الكوسة الصيفى ضد مرض الب{u٠٦أأ}اض الدقيقي Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.04.M.Sc.2015.Za.I. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.04.M.Sc.2015.Za.I. Add to cart (remove)
	17.	No cover image available No cover image available Determination of some pesticide residues in water and soft drinks / Mohamed Abdelaziz Mohamed Abdelaziz ; Supervised Mohamed Helmy Belal , Essam Eldin Abdelraouf Eweis , Sanaa Abdelkader Mohamed Elsawi by Mohamed Abdelaziz Mohamed Abdelaziz Essam Eldin Abdelraouf Eweis [] Mohamed Helmy Belal [] Sanaa Abdelkader Mohamed Elsawi [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Mohamed Abdelaziz Mohamed Abdelaziz , 2017 Dissertation note: Thesis (Ph.D.) - Cairo University - Faculty of Agriculture - Department of Economic Entomology and Pesticides Other title: تقدير بعض متبقيات المبيدات في المياه والمشروبات الغازية Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2017.Mo.D. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2017.Mo.D. Add to cart (remove)
	18.	No cover image available No cover image available Chemical and biological evaluation of some marine algae compounds / Eman Said Hassan Swelam ; Supervised Toson Mohamed Awad , Mohamed Helmy Belal , Samia Abd El monhem Elkabbany by Eman Said Hassan Swelam Mohamed Helmy Belal [] Samia Abd El monhem Elkabbany [] Toson Mohamed Awad [] Language: Eng Publication details: Cairo : Eman Said Hassan Swelam , 2003 Dissertation note: Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: دراسات كيماوية وبيولوجية على بعض المركبات المستخلصة من الطحالب البحرية Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2003.Em.C. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2003.Em.C. Add to cart (remove)
	19.	No cover image available No cover image available Isolation, biochemical and molecular characterization of salivary gland hypertrophy viruses in hose flies / Ramadan Faried Abbas Abdellaziz ; Supervised Hassan Mohamed Salem , Mohamed Helmy Belal , Adly Mohamed M. Abdalla by Ramadan Faried Abbas Abdellaziz Adly Mohamed.M.Abdalla [] Hassan Mohamed Salem [] Mohamed Helmy Belal [] Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Specialized; Language: English Publication details: Cairo : Ramadan Faried Abbas Abdellaziz , 2020 Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Agriculture Biochemistry Other title: عزل وتشخيص كيميائى حيوى وجزيئى لفيروس تضخم الغدد اللعابية فى الذباب المنزلى Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.04.M.Sc.2020.Ra.I. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.04.M.Sc.2020.Ra.I. Add to cart (remove)
	20.	No cover image available No cover image available Studies on various control methods of the potato tuber moth , phthorimaea opercuella (zeller) / Nairouz RezkAlla Girgis ; Supervised Mohamed Helmy Belal , Omayma Kamal Moustafa by Nairouz RezkAlla Girgis Mohamed Helmy Belal [] Omayma Kamal Moustafa [] Language: Eng Publication details: Cairo : Nairouz RezkAlla Girgis , 2003 Dissertation note: Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Economic Entomology and Pesticides Other title: دراسات على طرق المكافحة المختلفة لحشرة فراشة درنات البطاطس Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2003.Na.S. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.07.08.Ph.D.2003.Na.S. Add to cart (remove)

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