LEADER |
00783nam a2200241Ia 4500 |
001 |
1540323 |
040 |
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|a غير محدد
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041 |
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|a eng
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100 |
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|a KHALED AHMED EL-KHAWASS
|e معد
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245 |
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|a THE ROLE OF BIOLOGICAL AGENTS AS A REGULATING FACTOR FOR THE POPULATIONS OF SOME INSECTS TRANSMITTING DISEASES TO VEGETABLES CROPS UNDER PROTECTED AGRICULTURAL SYSTEM
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260 |
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|c 1989
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300 |
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|a 107
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336 |
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|a رسائل جامعية
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502 |
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|b رسالة ماجستير
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502 |
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|c Al Azhar University/PLANT PROTECTION
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502 |
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|g مصر
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653 |
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|a PLANT PROTECTION
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700 |
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|a Helal A. Helal
|e مشرف
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700 |
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|a Mohamed A. Ali
|e مشرف
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700 |
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|a Sami A. El Dessoki
|e مشرف
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940 |
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|a تمت المناقشة
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995 |
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|a Thesis
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999 |
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|c 261288
|d 261288
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