عناصر مشابهة

• Improvement biological control of white rot of onions and and variation existed among the pathogen isolates
  بواسطة: Sallam, Nashwa Mohammed Atef منشور: (2004)
• DEVELOPMENT OF AN IPM SYSTEM FOR ONION THRIPS (Thrips tabaci Lindeman) AS A PEST OF BULB ONIONS
  بواسطة: Al Dosari, Saleh Abd Allah منشور: (1995)
• Studies on the antagonistic effect of the SPP. on soil fungi Attacking onion plants in Egypt
  بواسطة: Hanna, Albair Ibrahim منشور: (1990)
• Effect of foliar fertilization on onion seed productio
  بواسطة: Abou Alsalehein, Essam Hussein Ahmed منشور: (1983)
• Studies on the Inteorated Pest Management to Control Certain Solanaceous Plests in Order to Decre the Pesticide Pollution
  بواسطة: Gabr, Ahmed Moawad منشور: (1991)