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دليل المستخدم
Al Mana، F. A. A.، و Khatamian، H. (1983). INVESTIGATIONS INTO THE USE OF VARIOUS MINI-CONTAINERS, MEDIA, AND SLOW-RELEASE FERTILIZERS IN PRODUCTION OF SEEDLING NURSERY STOCK (رسالة دكتوراه غير منشورة). Kansas State University، مانهاتن. مسترجع من http://search.mandumah.com/Record/614842
Al Mana، Fahed Abd Alaziz، و Houchang Khatamian. "INVESTIGATIONS INTO THE USE OF VARIOUS MINI-CONTAINERS, MEDIA, AND SLOW-RELEASE FERTILIZERS IN PRODUCTION OF SEEDLING NURSERY STOCK" رسالة دكتوراه. Kansas State University، مانهاتن، 1983. مسترجع من http://search.mandumah.com/Record/614842