(1)
Sh. S. Al-Saadon, A.; M. Muhawish, N. Effect of Plant Spacings and Level of Boron and Nitrogen on Concentration of Some Nutrients in Leaves and Floral Heads of Broccoli (Brassica Oleracea Var. Italica Plenck) in a Gypsiferous Soil. BERJ 2021, 17, 955-980.