CONTROLLED RELEASE OF SEED AND SOIL TREATMENTS TRIGGERED BY PH CHANGE OF GROWING MEDIA

摘要

THE INVENTION FEATURES A METHOD OF IMPROVING THE GROWTH OF A PLANT, INVOLVING APPLYING TO A SEED OR LOCUS THEREOF A COMPOSITION COMPRISING AN ACTIVE INGREDIENT AND A PH-DEPENDENT FILM-FORMING POLYMER, FOLLOWED BY EXPOSING THE COMPOSITION TO AN APPROPRIATE PH TO RELEASE SAID ACTIVE INGREDIENT. THE INVENTION FURTHER FEATURES A SEED INCLUDING A COMPOSITION HAVING A) AN ACTIVE INGREDIENT; AND B) A PH-DEPENDENT FILM-FORMING POLYMER. ADDITIONALLY, THE INVENTION FEATURES A SEED TREATMENT COMPOSITION THAT INCLUDES A) AN AGROCHEMICAL; B) A PH-DEPENDENT FILM-FORMING POLYMER; AND C) A SEED COATING AGENT.