Leaf blight ( Helminthosporium turcicum )

Leaf blight ( Helminthosporium turcicum ) , the disease attacks the leaves of the early symptoms of patches of small oval blight that develops into a grayish brown . Usually the attacks are found on older leaves ( bottom ) and then spread to youngerAgen Bola Tangkas leaves ( above ) . In severe circumstances can menyababkan death in plants such as the appearance of dry leaves on fire . To control use resistant varieties , good tillage , weeding and spacing . On the cultivation of non - organic sweet corn can be applied fungicides .
    Leaf blight ( Curvularia sp . ) , This fungus causes leaf blight with early symptoms of irregular blotches on leaf tips , central whitish brown spots with dark brown fringe . Spotting extends to the base of the leaves to make the entire leaf dries . The disease is rapidly spreading in conditions of high humidity and rainfall . Control by selecting resistant varieties , improved soil drainage , improving sanitation and eliminate garden plants or parts of plants affected .
    Sheath blight ( Rhizoctonia solani ) , a foul on the midrib symptoms . Originally attack on the part of the plant that is closest to the ground and then spread to other parts . In particular variety to the attack bida cob pieces . Control to regulate the cultivation of sweet corn to dry season , planting varieties with distance from the ground high enough cobs , leaves merompes contact with the soil , weed the garden , cut the plants attacked and apply croJual Website Murahp rotation .