This article is about an area of Mexico City, for other uses read Polanco (disambiguation). Polanco is an upscale area in the Miguel Hidalgo borough of Mexico City, located north of Chapultepec Park and consisting of five official neighborhoods ( colonias ).olanco is served by the Polanco and Auditorio stations of the Mexico City metro (subway). Peseros (minibuses), city buses and trolleybuses ply numerous streets in Polanco continuing to and from other parts of the city.
Root rot, damping-off, and seed rots are major diseases of green beans and lima beans in some years and in some soils. These diseases are caused by a complex of soil-borne fungi; they are not seed-borne. These diseases tend to be spotty in fields, and their occurrence is unpredictable.
Fusarium Wilts and Rots Fusarium crown rot is responsible for the brown streaking in the vascular tissue in the stem of this tomato plant (Lycopersion); note, green pith. Fusarium wilts and rots are fungal disease caused by Fusarium oxysporum that affects many perennial and annual plants. Whether the name wilt or rot is used can vary amoung plant hosts and how the disease develops. For example, the plant may exhibit signs of wilting, but the cause is a rot in the roots.