Claim 1: An oil emulsion concentrate in agrochemical water comprising: i) a separate oil phase comprising at least one oil-soluble agrochemical active ingredient； ii) a continuous water phase, which, optionally, comprises at least one water-soluble agrochemical active ingredient； iii) a surfactant emulsifier that is a polyamine or an alkoxylated polyol that is optionally terminated with acyl； and iv) a high HLB co-surfactant. Claim 2: The concentrate according to claim 1, wherein said surfactant emulsifier is a polyamine or an alkoxylated polyol which is optionally terminated with acyl,It can have a general formula structure (1): R1. [(AO) 8345； - R2]； 8344； [(1) r 1 is the residue of polyhydroxy or polyamine, in which each polyhydroxy or polyamine has m effective hydrogen atoms, M is at least 2 effective integers； Ao is an oxygen tar group； each n independently represents an integer in the range of 1 to 100； each R2 in some way Each cubic centimeter independently represents the residue of a polyhydroxy, polyhydroxy, and oxy carboxylic acid,Oxyformic acid, carbon hydroxide or carbohydrate oligomer； in this substance, at least two R2 groups per molecule are defined alkane groups. 13. Claim 16: pest control vegetation treatment method, including applying agricultural chemicals to vegetation or the direct environment of vegetation in accordance with claim 14.Reivindicación 1: Un concentrado de emulsión de aceite en agua agroquímico que comprende: i) una fase de aceite separada que comprende por lo menos un principio activo agroquímico soluble en aceite； ii) una fase de agua continua, que, en forma opcional, comprende por lo menos un principio activo agroquímico soluble en agua； iii) un emulsionante tensioactivo que es una poliamina o un poliol alcoxilado que está opcionalmente terminado con acilo； y iv) un cotensioactivo de alto HLB. Reivindicación 2: El concentrado de acuerdo con la reivindicación 1, donde dicho emulsionante tensioactivo es una poliamina o un poliol a
