|  |  | Desert Locust Pocket Book (NRI) | 
|  |  | Acknowledgements | 
|  |  | Introduction | 
|  |  | (introduction...) | 
|  |  | How to use this pocket book | 
|  |  | The desert locust | 
|  |  | Desert locust plagues and recessions | 
|  |  | The life cycle of the desert locust | 
|  |  | The size of desert locust hoppers | 
|  |  | The colour of desert locust hoppers | 
|  |  | Adults | 
|  |  | (introduction...) | 
|  |  | How to distinguish males and females | 
|  |  | The size of adult desert locusts | 
|  |  | The colour of adult desert locusts from swarms | 
|  |  | The colour of non-swarming adult desert locusts | 
|  |  | Environmental conditions | 
|  |  | Locust reports | 
|  |  | Question 1. What was seen? | 
|  |  | Question 2. When was it seen? | 
|  |  | Question 3. Where was it seen? | 
|  |  | Question 4. Who saw it? | 
|  |  | Points to remember when making your report | 
|  |  | Specimens | 
|  |  | (introduction...) | 
|  |  | What to do with your report | 
|  |  | Control | 
|  |  | Summary |