VIII CONTENTS 



APPENDIX IV— Continued Page 



Plant Nutrients 95 



Inorganic Salts and Minerals 90 



Organic Wastes 98 



Animal Wastes 98 



Use of Reclaimed Sewage and Industrial Effluent 100 



Crop Residues 100 



Forest Slash 100 



Processing Wastes 101 



Infectious Agents and Allergens 101 



Animal Disease Agents 1 02 



Plant Disease Agents 102 



Allergens 104 



Agricultural Chemicals 104 



Insecticides 104 



Fungicides 105 



Nematocides 105 



Herbicides 105 



Economic Intelligence and Research 106 



LITERATURE CITED 10S 



J 



