Both citrus canker and rust of wheat are transmitted through .
Citrus canker and measles are both
Name the causative micro-organisms of the following plant diseases :
(a) Rust of wheat (b) Citrus canker (c) Yellow vein mosaic of bhindi (Okra)
What is the mode of transmission of the plant disease citrus canker?
Citrus canker, wilt of Potato and blight in Rice are _______ diseases.