304 



JOUENAL OF AGEICULTURE OF l\ E. 



be obtained, however, by spraying witli a nicotine sulphate and 

 soap sohition as recommended on page 268, or with kerosene emul- 

 sion diluted one to fifteen. 



OTHER ONION PESTS. 



Laphygma frugiperda (see Corn, page 288). 



Fig. 58. — The Green Diabrotica {Diahrotica (jraimiwn). Adult beetle 



on blossom of okia. 



PEAS. 

 RED SWDER {Tetranychus (jiiinqiicKijchiis). 



In dry seasons the vines of the green or garden pea are often 

 attacked by a small red-colored mite known as red spider. 



These small mites breed very rapidly, and once started soon cover 

 a vine. In feeding they cause the leaves to turn yellow and dry up. 



