Treating micro-nutrient deficiencies in plants
AssigneeBayer Aktiengesellschaft
InventorsVolker Mues, Johannes Niggemann
Life of this patent
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Abstract
Plants suffering from micro-nutrient deficiences are treated with prussiates of the formula M.sub.a [Fe(CN).sub.5 X].sub.b In which M is an alkali metal ion, alkaline earth metal ion, heavy metal ion, ammonium ion or hydrogen, X is a group which can occupy the sixth coordination position on the iron, or a suitable organic radical, A is 2, 3, 4 or 5, and B is 1, 2 or 3. The prussiate may be present as a hydrate and/or may be in admixture with a carrier.
Claims8
A method of supplying plants with micro-nutrients, which comprises applying to the plants or a plant habitat, an effective amount of a prussiate of the formula
- M.sub.a [Fe(CN).sub.5 X].sub.b
- in which
- M is an alkali metal ion, alkaline earth metal ion, heavy metal ion, ammonium ion or hydrogen,
- X is a group which can occupy the sixth coordination position on the iron, or a suitable organic radical,
- a is 2, 3, 4 or 5, and
- b is 1, 2 or 3.
Dependencies are inferred from the claim text.