Symptoms
● Note-Aster Yellow disease of Marigold is caused by Bacterium like organism called Phytoplasma which is spreaded by Insect vector Leaf Hopper. Managing this vector by these products can manage the severity of disease. Vein clearing until the entire leaf becomes chlorotic, stunting, deformation, virescence (greening of flowers), phyllody, reddening of foliage, reduced root system, and sterility.
