Çevik, T., Okul, A., Soylu, O.Z., Bulut, H., & Zeki, C. 1996 [Summer chemical test against San-Jose scale (Quadraspidiotus perniciosus Comst.) harmful on fruit trees in Central Anatolia.]. Zirai-Mucadele-Arastirma-Yilligi No. 28-29, 61-62.
Çevik, T., Okul, A., Soylu, O.Z., Bulut, H., & Zeki, C. 1996 [Summer chemical test against San-Jose scale (Quadraspidiotus perniciosus Comst.) harmful on fruit trees in Central Anatolia.]. Zirai-Mucadele-Arastirma-Yilligi No. 28-29, 61-62.