Methods for crop protection

Details Methods for crop protection Methods for crop protection

A - Human Necessities

01

N

A01N 25/28 (2006.01) A01N 43/60 (2006.01) A01N 43/653 (2006.01) A01N 53/00 (2006.01) A01N 57/16 (2006.01) A01P 3/00 (2006.01) A01P 7/00 (2006.01) A01P 13/00 (2006.01) B01J 13/18 (2006.01)

Patent

CA 2623888

The invention relates to a method for crop protection comprising administering to one or both of the crop and its environment a composition comprising a carrier; and microcapsules having a core material comprising a pesticide encapsulated by a silica shell, wherein the silica shell constitutes up to 10% w/w out of the total weight of the microcapsules, and wherein said administration gives rise to pesticide activity with immediate onset and prolonged effect. The invention further relates to a method for acute treatment of a pest-infested crop.

L'invention concerne une méthode de protection des cultures, qui consiste à administrer aux cultures et/ou à leur environnement une composition comprenant un support et des microcapsules dont la matière noyau comprend un pesticide encapsulé par une enveloppe de silice constituée jusqu'à 10 % w/w du poids total des microcapsules. Cette opération déclenche immédiatement l'activité du pesticide pour un effet durable. L'invention concerne en outre une méthode de traitement énergique de cultures infestées par les parasites.

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