The experiment was conducted to determine the effects of the ratio of leaf removal from bottom of plants (0, 4, 8 and 12 leaves / plant) shortly before flowering on yield components and some quality characters of sunflower ecotypes (Amasya, Usak, Kirsehir, Erzurum, Igdir-2, Corum-2, Edirne -1, Corum-1, Line-1 ve Igdir-1).