If rust is a chronic problem causing leaf drop and poor tree vigor, registered fungicides may be used on the broadleaf host.
(rust; is; a chronic problem causing leaf drop and poor tree vigor) (a chronic problem; causing; leaf drop and poor tree vigor) (registered fungicides; may be used; L:on the broadleaf host)
rust a chronic problem registered fungicides
is causing may be used
a chronic problem causing leaf drop and poor tree vigor
leaf drop and poor tree vigor
L:on the broadleaf host