LocusTvS : Spjasojn 1921-22. 



227 



be overcome. They are that (1) the farmers will use the poison far 

 too strong and there will he considerable wastage ; (2) as a result of 

 (1) the poisoning cases will be far more numerous even than they 

 are now ; (3) it will be difficult to prevent the locust poison being 

 used for purposes other t)ian thnt for which it is issued. 



Brkedikg Experiments. 



Professor J . C. Eaure^ of the Transvaal University College, who 

 is continuing his studies of the habits of the locusts, has upset the 

 calculations based on the hypothesis that the female locusts lay onh" 

 one pocket of eggs in their lifetime, by proving that they lay more 

 than one pocket; in fact, one female laid as many as twelve pockets 

 of eggs, with an aggregate of 428 eggs, before slie died. 



Boiling and Drying Locusts. 



Destruction of Voetgangers by Natives. 



The Department paid particular attention to the destruction of 

 locusts in the native areas, and, in spite of a certain amount of opposi- 

 tion and reluctance on the part of the natives at first, was singularly 

 successful in its efforts in the Mafeking and Vryburg Districts and in 

 a certain portion of the Bechuanaland Protectorate. The Department's 

 officers, with the assistance of the magistrates and the native commis- 

 sioner, held large meetings in all the native reserves and gradually 

 obtained the co-operation and support of the various chiefs. After 

 being given demonstrations of spraying and baiting, and having it 

 explained to them that if the poison vas used in accordance with 



Sa 



