- 2? - 
The i^~-w Jersey Ar,riciiltur?^l Sxpp.rimr-nt St-''tion (293) in 1Q"^8 
r-"portp . th^.t ^. pprr - of df^rri? or cub*- pow.-^.er pl-ip ro?5-'n-re<!:'.'-'.u'=' 
pnulpinn in watr-r v^as pffr-ctive p.-^ain-^t th? lar'^1.'^ of the willov.le^f 
"b'^-'-tle p.nr. n.?.«: ^cd' contact an'"', repellent 'action againpt tb.r a/.'ilt«=, 
CI it OP mrtallic^ C'lpn 
Chen ( 80) in IP37 r'^r)orto'^. on the "bii^o-nicp an--', control of this 
bi=rtle^ v/hich is a s'='riouR ppst of citrup in China. T r larvar attack 
the "b'lr.p, young lea^ocsj flover^, and friit. Lead arpenatr- and "bordp-Tuy 
nixturr are recommended agpin^t the rdulto^ and "t^a I'M t'eng" [prohably 
derrip, according to the Ee-'-ievf of Ar.plied Entomolog'" (A) 23:117] ag^inpt 
the larvae, 
Crioceri"- -■^t^p^t^i'l (L,), the acp^rag^ap beetle 
At the I93U mc^tinp! of the A-vrric^^n A^-'-ociet i'-n of 3cono^.ic 
Ento -ologiptp Cory ( ^gg ) led a discup<^ion of fiell rep^^tp with arp-"ni- 
cal suhptitutep for the control of vegetable ins'^ct-^. According to 
Headlrp^ ( 1^3 ) in 19!^5, the appar5e:^:ic beetle can be controlled b;- derrip 
dust. In the game "ear the I'ev Jerp^.v Agricultural ExpTinent Station 
( 29^^ ) reportf-d that derri«5 had rro"pd 'ffectiv^ ir. field demr.nptmtionp. 
Derrip ^i"-e?- £,oo.^ repult'- according to an anon'-non?; (_2) ]>itch vrit-r 
in 1937. 
Bournr- and Boyd ("^3) i^ 19!^7 g?>ve direction? for the control of 
co.nmon insect peptp in the honie garden, Derrip or cubr- duptp <5hould con- 
tain 0.5 to 0.75 pf^rcent of rotenone. For the control of the apparagup 
beetle, during the cutting sea.pon, learc occasionel phoot'' uncut to f^ttr^ct 
th'- b'-etl'^s for f<^eding and e^g larin;.;, end ke^p th- r'^'-t of the bed cloprly 
cut; or ap-olj-- nonpoiponous p'-r-^thruTi or roteno.e npra^'P or d-aptc. 
Huck«^tt (20^) in 19;^7 r'-coTiende '. .^errip or cub^ for the control 
of tlie asparagur be p tie, In.^ur" ma'" b'= pre'^entTd in bp'> b-- epraying or 
dupting the tips thoroi'-g'^l," vdth derrip tiixturep during th'? ci".tting ppi^con 
to kill beetle"? and plugp. As a ppray uce 5 ptundp -f der/i'^ •>.:\'. U pounds 
of skim nilk or Kp.-.po to 100 gallonp of water. Ap a dupt n."-" If. poundp of 
derrip to 85 po^^i^dp of clay or talc. U-^e povdered derrip lo r. o.r U to 5 
percent roteno e contf^-nt pnd I5 to lo percent totpl extract?, -f- ..-nt-nt; 
or, if derrip ip not a'^'^^ilable, pubptitT^t*^ povderrd cube or tnoo rf^ot of 
comparable r-nplysis. 
Hut^on (,213.) ^•" 1°37 reco •'■if^ndr -T derri^- .".ust (0.6 p^rrent of roten'-^ne) 
for the control o, t/ii" l .-^etlc, 
Derrip powder, (U p- rce.it "f roteno e) at the r^t'' of 2 pou-^dp p^r 
100 gallons, of v-'^er plu"^ -'^bov-t 2 poundp (dry basip) o"*" coconut-oil poap 
killed PB -^rrc^nt of th- l'•.rv^'f• ^r/ 87 r,- r^-nt 0" t'-"- '^-'nlt". — Monpchke 
(2J2) in 1Q;^7 
Derrip .-.ugt? ha^e .^iv.-n -^atipfector . repultp on th-^ appara.rup b'-etle.— 
Nov; Jer-ey Agricultural Expr-rinent Stetion (2^7) in 1937. 
