Effect of the gradual release of nitrogen by manure fertilizers pellet on the different periodic irrigation on some quantitative and qualitative characteristics of sunflower (Helianthus annuus L.)

Volume 3, Issue 2, January 2016, Pages 58-71

Hamid Ghorbanian; Gholam Ali Akbari; Mohammad Hossein Akianmehr; Davod Hassanpanah; Asghar Ebadi

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