CONTENTS, 



Page 



The water-cress sowbug (Muncasellii.s briichijiniis Ilarger) 11 



Descriptive 11 



lleports of injurious occurrence ] 11' 



Methods of control li' 



The water-cress leaf-beetle {Phcvdon (rnifniiosa Suffr.) KJ 



Injurious occurrence HI 



Descriptive 16 



Literature 18 



Habits of this and a related species is 



Methods of control 1!) 



ILLUSTRATIONS. 



Page. 

 Fig. .",. The water-cress sowbug (MaiicaseUiis hrachi/unis) TJ 



4. Cross section of cress pond showing arrangement for avoiding 



damage by water-cress sowbug 1.1 



5. The water -cress leaf-beetle (Phwdon (vruginom) : larva, pupa. 



adult 17 



m 



