REPORT OF THE STATE ENTOMOLOGIST I907 



51 



Insects Affecting Park and Woodland Trees. New York State 

 Mus. Mem. 8, 2 :333-877 



Issued Feb. 25, 1907. 



Contents 



PAGE 



Enemies of evergreen or co- 

 niferous trees ZZZ 



Work of bark borers in 



pine 333 



Certain structures of scoly- 



tids 336 



Bcrers 338, 341 



Twig borers 339, 397 



Ambrosia beetles 394 



Leaf feeders 340, 413 



Insects of minor importance 



affecting forest trees 426 



Insects affecting deciduous 



trees 426 



Borers in^ living or relatively 



sound wood or bark 426 



Borers in dried, usually 



manufactured wood... 430, 483 

 Borers in decaying wood or 

 species found under decay- 

 ing bark 430, 484 



PAGE 



Insects of minor importance 

 affecting forest trees (cm I'd) 



Fungous beetles 494 



Natural enemies of bark 



borers 499 



Leaf eaters affecting, decidu- 

 ous forest trees 506 



Frequenters, usually injurious, 

 of deciduous forest trees 588 



Frequen'.ers, usually beneficial, 

 of deciduous forest trees 603 



Plant galls and gall makers 615 



Less destructive insects affect- 

 ing evergreen or coniferous 

 trees 648 



Supplemental bibliographic and 

 descriptive catalogue 701 



Explanation of plates 757 



Index 801 



Bark Louse. Country Gentleman, Apr. 4, 1907, 71 :336^^ 



Methods of control for the apple bark louse or oyster scale, L e p i d o - 

 saphes ulmi Linn, discussed briefly. 



Gall Gnats or Cecidomyiidae. Canadian Entomologist, 39:143-44 

 Brief account of the group with special reference to methods of collecting. 



Fleas. Country Gentleman, Apr. 18, 1907, 72 1384^^ 

 Brief discussion of remedial measures with special reference to barns. 



White Grubs and Wire Worms. Country Gentleman, Apr. 25, 

 1907, 72 :42iii 



A summary discussion of the life history and habits of these pests with 

 special reference to control measures. 



Scale and Plant Lice. Country Gentleman, Apr. 25, 1907, 72 '.421^ 



Brief economic notice of the scurfy scale, Chionaspis furfur a 

 Fitch and of apple aphids. 



Protect the Trees. Albany Evening Journal, Apr. 25, 1907; New 

 York Tribune, Apr. 29, 1907; Poughkeepsie Eagle, Apr. 29, 1907; 



