C/O: Heterodera avenae

• Nematodal infection of wheat, obligate parasite.
• 2^nd stage juvenile is infective.
• Cyst nematode
• Symptoms:
• resembles to water or nutrient deficiency and any other physiological disorder.
• Generally above ground symptoms are not identifiable and can be easily misunderstood with any other pathogen.
• Above ground symptoms: Nematode Infested plant may show yellowing (Fig. 1) and stunted growth in patches due to cluster distribution of the nematode. Tillering is greatly reduced.
• Below ground symptoms: Roots become typically bushy with slight swelling marking at the site of nematode infection. But during the Jan./Feb., the white glistening like female.