Report of the sub-committee on the environment and healthle

Table 8.1
Methods of ranking the potential of pesticides for leaching to groundwater. The methods are listed in order of increasing complexity and data requirements. The table also shows the types of parameters used in the methods.

Method

Dose

Degradation

Adsorption
in soil

Soil parameters

Water transport

Spatial variation in the soil

Climate

GUS index  

x

x

       
Hasse diagram

x

(x)

x

       
AF index  

x

x

x

x

   
Dutch point system

x

(x)

x

x

x

   
Yardstick method

(x)

x

x

x

x

   
Fuzzy expert model

x

x

x

(x)

(x)

(x)

(x)

Expert assessment

x

x

x

x

(x)

(x)

(x)

Deterministic models

x

x

x

x

x

x

(x)

Stochastic models

x

x

x

x

x

x

x