Question

Fill in the blanks :
Rust of wheat is caused by a ________.

Answer 1

Wheat rust is a fungal disease that affects wheat, barley and rye stems, leaves and grains. Infections can lead up to 20% yield loss. The pathogen is Puccinia rust fungus. Puccinia triticina causes "black rust", P. recondita causes "brown rust" and P. striiformis causes "yellow rust".