作者: Kh.A. Khalid , A.A. Yassen
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摘要: A b s t r a c t. Two experiments were carried out under sandy soil conditions at the experimental station of National Research Centre in Nubaria region during two successive seasons 2006/2007 and 2007/2008 to study productivity onion (Allium cepa L.) as influenced by different organic manure rates sources. All fertilizer treatments ie mixture farmyard chicken manure, overcame control treatment (recommended NPK) improved vegetative growth characters, essential oil, some main constituents oil NPK contents. K e y w o d s: Onion L.), fertilizers, growth, minerals