Fungi Fusarium and verticilliose on a tomato plant

       Plants wither from an overheat at a lack of a moisture of soil, from penetration through microscopic cracks on stalks and roots of soil fungi fusarium and verticilliose, tubules causing corking and a suspension of sap. Defeat of vascular system of stalks and roots a fungus comes also at sharp change of the droughty period by the damp.