Patent ID: 8217004
Filing Date: 2012-07-10
Classification: A01N,C05D

Abstract:
1. A method of increasing the uptake of micronutrients by a plant which comprises applying to an area of a plant, or soil/substrate surrounding the plant, an effective amount of a plant fertiliser composition comprising a surfactant capable of forming coordinate bonds with the micronutrients, the surfactant transporting the micronutrients across a membrane of the plant and releasing the micronutrients for use by the plant wherein the surfactant has the formula wherein R 1 ═H, (C 1 -C 10 ) saturated, mono or polyunsaturated alkyls or unsubstituted α-L-rhamnopyranosyl, R 2 ═H, (C 1 -C 10 ) saturated, mono or polyunsaturated alkyl or (C 3 -C 6 ) cyclic alkyls, and R 3 ═H, (C 1 -C 10 ) saturated, mono or polyunsaturated alkyls, (C 3 -C 6 ) cyclic alkyls, or Na, Ca, Mg or K.