Volume & Issue: Volume 42, JANUARY- MARCH - Serial Number 1, January 2021 
Yield and Yield Components of Durum Wheat as Influenced by Humic Acid, Zinc and Iron Application

Pages 107-120

Idris O. Al-Mahdi; Sami Sh. EL-Tabbakh; Ali I. Nawar; Mahmoud H. Abd-Elmoneim


Integrated Water and Weed Management of Sugar Beet Crop by Using Different Mulching in New Reclaimed Areas

Pages 155-165

Mohamed A. M. Moursy; Mohamed S. El-Kady; Lamy Mamdoh Mohamed HAMED; Talat A. Ibrahim; Eman. I. R. Emara


In Vitro Propagation and Mutagenesis of Jatropha Curcas

Pages 209-222

M.G. EL-Torky; H.M. EL-Naggar; N.A. El-Shanhorey; A.A. yousef


Economic study for the current and its matching optimal cropping pattern in Matrouh Governorate

Pages 119-136

El-Sayed Mahmoud El- Sharkawy; Ahmed Mahgoub Ahmed Shaalan; Yasmen Salah Abd El- Razek Kishar; Nariman Abd El-Hamid Abd El-Megid


Economic Study of Fish Production from Manzala and Burullus Lakes

Pages 357-369

Amr Abd El-Hameid Refaat; Said Mohamed Abd El- Hafez; Mai Mustafa Hassan Morsi; Muhammad Gaber Muhammad Alkhuly


Role of Knowledge Systems to Achieve Sustainable Agricultural Development in the Republic of Yemen

Pages 495-517

Abu Zaid Mohamed M. EL-Habbal; Gaber Ahmed B. Shihata; Abdulwahab Noman Ghaleb Hazbar