Field Performance of Three Rapeseed Genotypes (Brassica napus L.) Under Different Levels of Plant Density in Nineveh Governorate. BERJ [Internet]. 2021 Jul. 1 [cited 2026 Jul. 11];17(2):1670-83. Available from: https://berj.uomosul.edu.iq/index.php/berj/article/view/38879