0141595 



TABLE OF CONTENTS 



Page 



Table of Contents 

 List of Tables 

 Glossary of units, 



1.0 Introduction 



symbols, acronyms and terms 



i v 



vi 



1 . 1 Purpose 



1 . 2 Scope 



1.3 Methods 



1.4 Site Description 



1 

 1 

 1 

 3 



Literature Review and Hazard Levels for Livestock 



2.1 



Ar sen ic 



2.2 



2.3 



2.4 



Arsenic literature review 

 Livestock arsenic hazard levels 



1 Toxic arsenic hazard levels for cattle 



2 Toxic arsenic hazard levels for horses 



3 Toxic arsenic hazard levels for sheep 



4 Toxic arsenic hazard levels for goats 



Cadmium literature review 



Cadmi urn 



2.2.1 



2.2.2 Livestock cadmium hazard levels 



2.2.2.1 Toxic cadmium hazard levels for cattle 



2.2.2.2. Toxic cadmium hazard levels for horses 



2.2.2.3 Toxic cadmium hazard levels for sheep 



Lead 



2.3.1 



2.3 



2 



2 



2 



2 

 3 

 3 

 3 



Zinc 



2,4.1 



2.4 



2 



2 



2 



Lead literature review 

 Livestock lead hazard levels 

 1 Toxic lead hazard levels 

 2. Toxic lead hazard levels 

 3 Toxic lead hazard levels 



Zinc literature review 

 Livestock zinc hazard levels 



for cattle 

 for horses 

 for sheep 



Tox ic 

 Toxic 

 Toxic 

 goats 



zinc hazard levels for cattle 

 zinc hazard levels for horses 

 zinc hazard levels for sheep and 



Literature Review and Hazard Levels for Soils and Plants 



5 



5 

 16 

 17 

 19 

 21 

 21 



21 

 21 

 33 

 33 

 36 

 36 



39 

 39 

 50 



50 

 53 



55 



56 

 56 

 66 

 66 

 69 



69 



74 



3.1 Arsenic in soils and plants 



3.1.1 Arsenic literature review 



3.1.2 Arsenic in soils 



3.1.2.1 Total arsenic in soils 



3.1.2.2 Extractable soil arsenic 



3.1.3 Arsenic in plants 



75 

 75 

 84 

 84 



i i 



