Vol. 15—1961 - NorthEastern Weed Science Society

1.65.
"'-" Ia.!!l.! ! __!ind_a!!,d_r,!l.!tj,v,! J!ID.2u!!,t_o!p,!d,! j,n_s.£rAw.2eI,rI. heI,bj,c!d,! a1.2ts.
----~~-------~-~-----------------~-~
,I I Kind and rel"tlve amount of weeds
Treatment I B!.rbicide _u!.ed ~: _'_ _~~st. ~_- -.s!pt8l!b!.r_81,. !.9§"0:,._
number ,- .rune~(J"-21, I JUly n, I Broad-Leaved; IGrasses
I 1960 1 1960 I Iterative -amount I Relative -amount
- - - - - -J - - - - - - - - ,- - - -t - - - - - - - - - - -1- - - - - -, - ­
I
1 I None-(non-h~ed check) I PIGWEED(L),& 1'WITCH(L),a
I I I purslane (L), I crab (M),
I 1 I ragweed (M), I barnyard (M)
I 1 I smartweed (X), I P, VP, 2EP
1 I " 1 lambsquar~ers (L) I
I I PVP2EP ,
------~---~-~~-----~~,--------------~
2 I Eptam I KarsH + I purslane (T) I unidentified
I I Simazlne , 3VG,G 1 (T-M)
, "I , VG2GP .:
______________--~-~---------t~~-~~
3 'Casoron I 1PURSLANE(L). 'WITCH (H),
I I I pigweed (X) I crab (M)
_______ I ... ....... .-., __ 3PVP .a...... _ ....... _ .... 13PVP .. , .. _
4 I Karsil + I "Karsil I purslane (T-S), 1WITCH (a-H),
I Siuzine I ' ragweed (T) I crab (X)
_ ... 1 ... ...._ ... I ... 3VGG _,_ ... - - ..... - - IVOGFVP - ...,_a_.-. __
_____
5 'Karsil I KarsH + I purslane ('1:) 'WITCH (S-X)
,I ~!i~~~~-!~-------~~~J~~--
6 Simazine I Karsil I purslane (T) I unidentified
I I I 4VG I (T-S)
I I 1 2VG 2G
- -7- - - 1 -Dln(;'b;n-- ~ Karsl1-+ i - ;o;e-- - - - - - -1w.iici''(T:M),­
. ." I I Simazine I 4VG I crab (S-M)
,"' I I '2VGPVP
-__- 8
- - -
, ....- _N2,n!.-i - - H2,e!
- - ...
~h.!ck)__
- - - - I ., -_ - h0,!d ...- - - ......... - ...,-
1__
-'-,--.. hg,eg..;. _.- __ ­
9 Dacthal + PURSLANE(M-L), WITCH(L),
I Simazine I I ragweed (S) I crab (M-L)
. I" I 12FPVP Ip31P
---~--~~-------------,_.~---~----~---~a
If broad-leaved weeds or grasses 'were present in large numbers and
of medium to large size the weed is written inCAPITAL'letters. The
letter in parentheses following the weed describes their general
size: L· large. X .. medium, S ., small. T" tiny, with only 3 to 6
small leaves, and S-H would indicate a range in size from small to
medium.
b Key to relative amount of weeds:
A. The number indicates the numbers of plots involved out of four,
if more than one.
B. The letters indicate the relative number of pounds of weeds in
each plot, 9' x 12'.
VG .. 0.2 pounds or less.
G .. 0.5 to 1.5 pounds.
r .. 1.6 to 3.5 pounds.
P .. 11 to 21 pounds.
VP .. 25 to 50 pounde ,
EP .. more than 55 pounds.