عناصر مشابهة

• Studies On Certain Control Measurements Of Scale Insects Infesting Citrus Trees In Egypt
  بواسطة: Ismail, Adel Anwar منشور: (1987)
• The Role Of Plant Natural Products On Aphids Infesting Citrus Trees Of Sharkia Governorate
  بواسطة: Ghamry, Al Sayed Mohamed منشور: (1986)
• Toxicological Studies of Certain Hard Scale Insects Fam : Diaspididae on Fo-ruit Trees in Egypt
  بواسطة: El Imery, Salah Mahmoud Mitwaly منشور: (1991)
• Studieds on Some Species of Mealybug Infesting Grapes in Egypt
  بواسطة: Youssef, Abbas Seif Alnasr منشور: (1991)
• Studies on Some Seedling Guava Trees
  بواسطة: Hassan, Ahmed Sayed Ahmed منشور: (1984)