Select the wrong pair

A. Black arm of cotton : X. campestris pv. Malvacearum.
Bacterium malvacearum, the causative agent of 'black-arm', or angular leaf-spot disease of the cotton plant.
B. Bacterial leaf blight of rice : Xanthomonas campestris pv. Oryzae.
Xanthomonas oryzae pv. oryzae causes bacterial blight (BB) of rice which is one of the most important diseases of rice in most rice-growing countries.
C. Red stripe of sugarcane : Pseudomonas rubrilineaus.
The pathogen attacks sucrose accumulating parenchyma cells of cane stalk leading to severe losses in cane yield and sugar recovery.
D. Ergot of bajra is not caused by Erwinia carolovora.
It is caused by Claviceps fusiformis is an important and widespread disease in India. The disease causes direct grain yield loss by replacing grains with toxic alkaloid-containing sclerotia, making the produce unfit for consumption.