Vol. 16—1962 - NorthEastern Weed Science Society

364
data thatEAP4031 was 4.., t1mee moreaica". than R-1856 6~ , ,J
or lOG,on,soybeans and J:1ma!beans.' The:1'brD\ulatlon EAP 4030
was silllll.:larly' more actlwt! tllan the erhul.sti'i:able concentrate:
on the granular preparatlon on l1ma b~b'ut there was riof];
dlfference on soybeans.
jJ': ;!' '''qi::'
ll'heseaetivefoI'JI'IU1a't1ons, conta1n:Lal.i:paraffinlc hydrO';':,
.. carbon asoairr1ers, wera.characterlzed'! aa.'fb8v1bg greaterre&ldualactiV1ty
and they tet8:lned their heJ4>1cldal poten~y Uhf'
Di'ore tha.n t~o months on soybeans. The same results wouldbeantidlpated
bh lima beans had additional weed control notes
been made. ,:,.
It ls' .interesting ·tOo'note that incoJoporation had no
effect onan1",'o:f theformu~ationsandth.tun1flcorporated
EAP 4031 was slightly superior to the incorporated treatmenO'
notWithstanding that this difference may not be statistically
signifioant ~"! ;, '1' '}
InJury to ,soybeans wab h1sherwjithi lIAP,:4031thanwi thiaily
other formulation butth18d1njurywal! .1a1Je~;outgrowri. ' ..
These data indicat.e .tha'tbroad.%'ut~:ty tor R-1856 i',
possible and that its use may not be limited to grassy weed
situationd. - , :f. 'Cl"
" br!.
;:} ....:..,Cj
The errectso:f the Vat-1ous formulllt:OClrlltof EPTe on ct'op.
response and weed ·contrO'1JaN'summarized r,hr 81t'rawb.erries:;c:
corn, and soybeans in tables 3, 4, and5;'T~tre'epectively; ").(:
'. Fowmula't1ons. EAP 4001-·:and"EAP4002; -P.@n1t;a1ningaparaffime
hUdrocar1:Jori as acarr:1er, ,.ffected\ gtl!ea"ter in! tialweetf.
control' Wtlthdecreased inJUf'\v to\,stra",~ transplants than' '
commercial E,ptam 6E. These two experlmental preparations were
comparable to the granular preparation but less injury was
produced.:' ' ' ') b r:i.
,
In1't1al; activity of'EA~4001andEAac#OO2 wasorily -lJ.)
, slightl,. beeter,than the :ciODlAerolal,fomUllafttons on soybean.,
. but their;aotlv1t.yperslst.ecS~ longer.' c.r.,lnju%W was less on
both corn and soybeans with the experimental .formulationB).-.l.l""
including also EAP 4000 and EAP 4005, on both incorporated and
unincorporated test Jllb~,~' ' -:3
i Generally, incorporating theformulattcms effeotedgreater
weed: controJ.;jhowever, ldth(.EAP 4001 bn'BbybJansthere wa.s no
a