& Al- Ubaidi A-R. RESPONSE OF MAIZE YIELD AND YIELD COMPONENTS TO TILLAGE SYSTEM AND PLANT POPULATIONS. Iraqi J. Agric. Sci. [Internet]. 2018 Dec. 5 [cited 2024 May 4];49(6). Available from: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/126