Several heavy rains betv/eeii August 20 and SeptcmlDer 20 reduced 
the thripo to •'Jjiegligi'ble raiimbcrs. 
SUGAR CAIJS-BOHER ( Piatraea, sacchaxalis Pab.') ' ""'" 
T7. S. Hinds (September 23): The su^arcme borer has multiplied 
rapidly during the third and fourth generations. The egg para- 
site, - Tr.ica-Qgram'-xi. minute j.. has helped greatly to checlc a devas- 
tating .atta,G}£: 'oy.\ .tho. bor-er^^. Laboratory propagation, of Tricho.- 
ffi-amiT'.a,' has ,b@ qn l^co/ndu ct ed qn, the- eggs of Si totro^a Ibercalla at 
Baton Rouge during the current season and -dll be increased dur- 
ing the v'inter \7ith the expectation of colonii:ing these parasites 
on Piatraea .eggs 'jji- corn - or. ;^cai}e. .f i elds at the beginning of the 
egg^laying. jperiod; f or the second generation of borers in I92S. 
■ :.'Vo:^ J ; • ■ . 
• r OR 3:^S H / A. 13:i?;.,S.H.A D E..r;.T REE 11" SECTS 
MISCELIA'-^OUS ?ZEi)SRS- 
BaG-WGRII ( Th.^TT i do"pt eryx ephemerae f rni s Ha-. ) 
E. \T, -KehdGiihall ; (September S) ; .1 JJie bag-vorm is Q.uite bad in 
Ye 11 o:"- ^&pr■i^lgSJ^attaGlting■ evergreens. and also deciduous trees. 
.1. 1'. Saudeil' (September 20),: I savr a rather small maple tree 
almost defoliated by the bag-.7orm at Independence. 
J. iicColloch (Geptembor I9) i Tiis bag',Torm continues to be a 
pest" of cedar, arborvitae-,.. and boxelder in northeastern Kansas. 
■■ffiITE-^i.UiRI£D T'JSSOeK, MCTH ( Hemer campa 1 euco st igma S.& A.) 
II. K. Svyenlc (August 25-Septeniber 25): The i.7hite -marked tussock- 
moth cohtinu-es to be a conspicuous shade-tree pest. 
Pale TUSSCOX CATERPILIAK ( Halisddota tesseloris A.t: S.) 
E, Eelt (September 24): The pale tussock noth is causing 
no. daiijage-.-;;clais year oti .plane trees in Highland Park, Rochester, 
■'.'here it has been so numerous earlier. The foliage -.-jas about 
all •destrbyed-.lni.the -^season- by blight . or anthracnose. and this 
•liay'- have- had. -some thing, to do "dth the scorcity of the insect 
S; •■•Horsey). .r-,...- ... 
^ > '■■ tE^\j6m,l ( HyjharJ^ria . cunoa Drury) 
S". Scliaifner, Jr. (September 23): This insect is comr.on 
