37 



THE APPLE-TWIG BORER. 



Aiii/iliici riis liicaadiilKs Say. 



For ^^(Mienil iiccouiit see Marlatt, Farmers" Hul. T<», I'. S. Dcpt. 

 A^'ric, pp. 1 l-l>), tiij;ur(>, LSKS. 

 P^xihijit: Adult aiid Hoiin\ 



ROUND-HEADED APPLE-TREE BORER. 



S(ij)tn-(l<i Candida Fab. 

 For f^encnil account sco C'liittoiidcu. Ciic. :)-2. Div. FiUt., l^. S. Dcpt. 

 Agric, pp. 1-S, 18t>8. 



P^xhibit: Adult and tiguro. 



FLAT-HEADED APPLE-TREE BORER. 



t 'li ri/siihutli ris fiiiiunita Fab. 



For oonenil account sec Chittenden, CAvc. 3!^, Div, Eiit..F. S. Dept. 

 Agric, pp. 9-12, 1898. 



Exhibit: Adult and figure. 



FRUIT-TREE BARK BEETLE; SHOT-HOLE BORER. 



Scd/i/his riii/it/i)Ki(s ]\atz. 

 For general account see Chittenden, Circ, 2!'. Div. Kiit.. V. S. Dcpt. 

 Agric. 189S. 



Exhibit: Adult and figure 



THE PEAR PSYLLA. 



Psijlla pyri Linn. 

 For general accounts see Slingerland, Bui. 44, Cornell Uinv. Agr. 

 Expt. Sta., 1S!)2: Ahirlatt, Circ. 7, Div. p:nt.. V. S. Dept. Agric, 1895. 

 Exhibit: Figure. 



THE PEAR BLISTER MITE. 



Efiiiplnii s j>i/ri I 'aLTcnst. 



For detailed account see Slingerland. Uul. til. Cornell Cniv. Agr. 

 H\pt. Sta., pp. .Sf7-3i>8, figures, 1893. 

 Exhibit: \\'ork and fiirure. 



INSECTS INJURIOUS TO GRAPE. 



F(ir the more important grapi' insects see Marlatt. I'armcrs* Hul. 

 7o, U. S. Dcpt. Agric, 1898; Saunders, Insects Injurious to Fruit, 

 2d edition, pp. 1^27-302, 1900; Bruner, Nebr. State llortic Soc Kept, 

 f. 1895, pp. »>t>-lG2, 189*). 



INJlKINii THK KOOTS. 



THE TILE-HORNED PRIONUS. 



I'rioiiiix iiiilirironiis l>inn. 

 For general account of Pri^nnts species see Lugger. .Mh \\\A. St. 

 Ent. Minn., pp. ll(»-l 1 1. IS'.»!«. 

 Exhhut: Adult. 



