08.06.2015 Views

Vol. 16—1962 - NorthEastern Weed Science Society

Vol. 16—1962 - NorthEastern Weed Science Society

Vol. 16—1962 - NorthEastern Weed Science Society

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

354<br />

"<br />

Cultivated<br />

Untreated<br />

'1'81)1.4., !'re.E ..... tlCeWe.d;;Colll.. ol in Corn jO;<br />

Iti:!ltKa1k,"n11n!",: 1<br />

Control<br />

Control<br />

.... 'ti~.IA'<br />

, (Ac"tiiir·'<br />

.T'<br />

2"<br />

4,<br />

(3 cul~vations)<br />

Percent:.weed Control<br />

3 WkttI ,; 5 lns.e•<br />

81:-vs: .~ 56<br />

90"--" .. 84<br />

99 ex.o 90<br />

......-<br />

\l\., ~ ,_<br />

o )L.:~ 0<br />

Yield<br />

, ',Bu,s'A<br />

:,." 7<br />

··.~',94:~,::;,·.:<br />

Joll<br />

101<br />

'62<br />

Clay :l,oam. Three replica~tons • weed species: annual lI1Orad.ng<br />

glory, smartweed, velvet leaf and Canada thistle.<br />

Table 5.<br />

Material<br />

Herbicide 326<br />

" .<br />

"<br />

Hoed Check' .<br />

Untreated Control .<br />

Pre·Emergence <strong>Weed</strong> Control in Corn' "<br />

Du POnt WeaESh Bra 1;:!fm18rk,Delaware :,l',iC.'<br />

Rat~;Lb./A<br />

(Active)<br />

0.75<br />

:t-&Q'<br />

3.;QQ,<br />

:"~;:Y,·<br />

'L"<br />

Percent ~ ,Control· .; r~j.;<br />

Aftg',§"Weeks .Yiilld<br />

Grasses Broadleaves Bu./A<br />

96 100 90 .<br />

,•.99 . o'.lQO ..89<br />

100',8,.' .100 84<br />

9"595 80<br />

,0 ~. 0 42<br />

" "'i ;.'-. :1\• , _' ..<br />

l(eyport;sil~,loam. Three-replications. ,:-Jiee.d'ispecies: c~_._<br />

grass, rSg'<strong>Weed</strong>,smartweed, pigweed,' Japanese"millet and rape.<br />

Material<br />

Herbicicl.'<br />

"<br />

"Ii<br />

Table 6.<br />

3.U:<br />

Hoed Check<br />

Untreated Control<br />

0(,.:.<br />

Pre·Emergence ~ed Cont:IrQ1:in Corn<br />

Du Pont Research Farm· Raleigh, N.C.<br />

Percent 1o1eedControl<br />

After 4 ~eeks<br />

G Sl~.~~" J92,<br />

.J,' .~:: 98<br />

,

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!