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Biochar and Nitrogen Fertilizers Effects on Growth and Flowering of Garland Chrysanthemum (Chrysanthemum Coronarium L.) Plant. KJAR [Internet]. 2017 Jun. 30 [cited 2025 Aug. 8];2(1):8-14. Available from: https://kjar.spu.edu.iq/index.php/kjar/article/view/30