@article{article_384638, title={Virus and Virus-like (Graft-transmissible) Diseases Affecting Apple Production and Their Control}, journal={Reserach Journal of Agricultural Sciences}, pages={25–33}, year={2009}, author={Birişik, Nevzat and Yılmaz, M. Asil and Baloğlu, Saadettin}, keywords={apple,virus, viroid, phtoplasma, control}, abstract={Virus and virus like diseases may cause different level of quality and yield loss in apple production such as all other fruit trees. For time being, the research activities showed that about 43 virus and virus-like diseases are present in apple production even most of them seems to be latent. The causal agent of these disease are not very as number but they affect apple in different level depend the type of variety, rootstock and ecological conditions in growing area. Those diseases can cause about %50 of yield or quality damage either being present single or by mix infection with some other agents. There are many researches that reports about the existence, distribution and symtomatology of that disease in different region of Turkey from different period of time. The best method for controlling of virus and virus like diseases are; using virus free production material and eradication of infected plant by using appropriate and dependable detection methods. This paper is a review about the current situation of virus and virus like diseases, which are problem in apple production, and moreover about their symtomatology, economical importance and control}, number={1}, publisher={Anatolia Bilim Akademisi}