| abstract |
A method for selectively controlling undesirable vegetation by contacting the leaves with a herbicidal composition comprising a carboxylic or phosphonic acid salt known to form a coordination compound with calcium or magnesium salts. In a preferred embodiment, the carboxylic or phosphonic acid salt is an alkali salt of at least one acid selected from an aminopolycarboxylic acid, an aliphatic carboxylic acid, a hydroxycarboxylic acid, an amino acid, an ether polycarboxylic acid, a phosphonic acid and a polyphosphonic acid. |