186 



INSECTS INJURIOUS TO STAPLE CROPS. 



The remedies advised for the midge have also been found 

 satisfactory for this pest. 



Fig. 103. — Clover Seed-caterpillar {GraplwlitJia inter stinrtana^. 

 a, caterpillar; 6. pupa; e, moth, all much enlarged; d, moth 

 natural size. (After Osborn.) 



Fig. 103. — 0\oYex 'R2LY-yvorm.{PyraUscostaUs). 1 and 2 show larvae 

 suspended by threads; 3 represents the cocoon; 4, the pupa; 

 5 and 6, the moths; and 7, larva in a case which it has spun; 

 all natural size. (After Riley.) 



INJURING THE HAY. 



The Clover-hay Worm {Pyralis costalis Fab.). 

 Even after all the above pests have been successfully 

 combated, another insect, known as the Clover- hay AVorm, 



