Title 7--Agriculture, Chapter III--Bureau of Entomology and Plant Quarantine, Part 301--Domestic Quarantine Notices : wh...

B. E. P. Q. 496, revised M.-rch 21, lc4l


TITLE 7--AGRICULTU7E

CHAPTER' III--BURTLJAU OF E17MI"OLOGY ,UT1 PL22'72 qUAR21YT117

P LRT -M--DO1,7STIC 170TICES

INGED BEETLE


301 72-5b Achinistrativo iris tru-c t icc ns morldfyin ; t1-.o r stricti-,ns of boo tle gaarantine by ai)t._or1zi ltornative t2 eatT.,ents- by reti-,,irl bromi ,'_e fumigation -f
in pots or in ,Oil 071,13

Introcli,.ctory note. The inztracti ,:-L-s in circular B. E. P. 4g69 issue(! January 28, 19V-, prov.iOed for trertrient of ballet ar. ._ biaxlaj )ped nursery stock by .iet-71 bromide for larv--e c.-C ti-le -,,hitefrin-ed b !etle and lir.Atcd IV-he treat.-.ient to in -inch pots or in
-incll-j soil balls, an for Pip. eNpnsure of 4 ho-ars rith a 0.osace
of 1 rounC. of*rietayl brorAde, I)er 1,000 cubic feet at atmo l- 11-eric pressures anl, a te-'Y"ratlire Of not loon than S i' 1'. As a f r.iore recent investiCationso t1le instructions arc, ncw reviser.1 to also that -,oil balls not greater r tlian 11 inches in C.ia -Jieter, nor t',.icl.er tlian 11 inches if not srl-ierical, ma.71, be fiuii, 7'atee Xri1-1-r partial vacurua, eoilivalent to at least 24.155 inches of mercury, a C_osa,-e cf Of
net'.yl broiiiCe per 1,COO c1_1jic feet uf cha.-Iber space i t1i )n e: Z ure of lk hwirs, at a minirni= tenr armature. 0" 75' F. T' ese'tre-,t-.ier.AF a e ap7)licable to botli species of t:-_e beetl , PFntc- iorus leucoloma Boh. an,, P. peregrines Buch.
t, -iority conf-=00,
(a) Treat:ients authorized. Pur usarit to tlie a t1A
upon t1le 01lief of the Bureau o Znto-..icloc,,, and Pl,d-it C anr, T.tinc3 by s u b section (a) of 301-72-5, C, a,,-)ter III, Tit]-, 7, CoCe of FO.-C-eral ReLLaations (IRo --Ulation 5 of "ITOticc of Qcar 7,ntinn .\"O- 7" on acco-ant ti-rhite-frine,3,-!_ beetle) t1CW Llet -O !S O- t :O,.atT.'ellt for certain kiffs an"I sizes of potteC. an, balle(I an-,! burlaf.,l);-,,1. plants are hereby authorize _, .-1-_cn carri ,,cl out unCor t'-c, 3-aj-, revision of an a-atl. iori7od inspector o-:* tL-,e United States of A Driculture.
I
(b) Fumi,,atioli tre-at,,.-.ont at atT.iosT li,, ric rregs-aros. (1) Fumication must bo 0-_cno vita r.-,et'_-_ Yl bromi,-le at a 'usa: :c of 1 po-Lin 13( r 1 000 cubic feet, incluJin,-; tl .o s,,,)aco occrqA O. by t', 1, of
0 --i-ito for a period
hours, t.'ne soil masses an," tl-_i air in tho cl.,al. ..bcr to bo at
a tompcratur,:- of not loss tlirn 95' F.

(2) Such fVTA,-ation oholl apT.ly only to tiaose plants in 3-inch pots or smaller, or in soil balls not larCer th,-n t'lose whicll ..,ould be contained in 3-inch Potsi and 'lie plcaits shall be stackeE on racks, so that the Gas mixfti)re can h1ave atceso to nll sides of the pots or the soil bclls.




UNIVERSfTY OF FLORIDA


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