This document was prepared by T.L. Wiles and D.G. Sharp of Wiles Agriculture International, with the assistance of Professor G.A. Matthews and Mr. Evan Thornhill, IPARC, and Prof. P.C.H. Miller, Silsoe Research Institute. The valuable contribution and comments of the many international experts from both the public and private sector are also acknowledged.

C O N T E N T S

PART ONE - PORTABLE (OPERATOR-CARRIED) SPRAYERS

INTRODUCTION

COMPONENT MODULES

1 GENERAL REQUIREMENTS

2 TANK, STRAINER AND LID

3 LANCE ASSEMBLY

4 STRAPS AND PADDING

5 MODULE GROUP 5 - POWER SOURCES

5.1 MANUAL LEVER AND PUMP - Lever-operated Knapsack

5.2 MANUAL PLUNGER AND PUMP - Compression Sprayer

5.3 THE ENGINE - Motorized Knapsack and Mistblower

5.4 ENGINE - DRIVEN FAN - Mistblower

6 HYDRAULIC NOZZLES

6.1 HYDRAULIC PRESSURE NOZZLES

6.2 ROTARY SPRAY GENERATING DEVICES

6.3 OTHER SPRAY GENERATORS

PART TWO - VEHICLE MOUNTED AND TRAILED SPRAYERS

INTRODUCTION

COMPONENT MODULES

1 GENERAL REQUIREMENTS

2 TANKS

2.1 Sprayer Tank(s), Lids and Filters

2.2 Clean Water Personal Wash Tank

2.3 Rinse Tank

2.4 Induction Hopper

3 PUMPS

4. FILTERS AND

5 CONTROL VALVES AND

6 BOOMS

6.1 Field Crop Sprayers

6.2 Bush and Tree Crop Sprayers

7 FANS FOR AIR ASSISTED SPRAYING

8 ATOMISERS

8.1 Hydraulic Pressure Nozzles

8.2 Twin Fluid Nozzles

8.3 Rotary Spray Generating Devices

9. PROTECTIVE CLOTHING STORAGE