Vol. 15—1961 - NorthEastern Weed Science Society

Table I. Averege number of grass 'tl1ant s per square inch on July 5, 1960, follOw1~the aor1ication ot I\)
two formulations of Zytron at several intervals after seeding on Apri 26,19 o. - o­
1\)
•
--~--------------------~-------~----------~---------
_________
!r~a!Jn!.n! !P!e!V,!l_F~1!O!,i!!,g_S~eg~ _. _____
Ave. 0
urass Formulation 2 ~¥ks. 4 .lks. 6 h!tS. 8 Wks. Intervals Check
__________________
=-~=~-~::~~~~~!~~~~~~l~~~~~~~~=-~=~=-~=
~ierion Ky. Jlue .l.mulsion 0.0 3.8 5.2 18.2 6.8
Venniculite 1.2 10.2 2.2 24.0 9.4
l\entucl~ -llue .. Is ion 0.2 1.0 5.8 n.:> 4.5 11.4
VelT'·iculite 1.2 11.8 11.0 8.5 8.1
Chewings Fescue lr.lulsion 0.2 3.5 6.0 7.5 4.3 1u.1
Vermiculite 6.5 6.0 7.2 U.S 7.8
9.8
Creeping •.ed Emulsion 0.8 1.0 5.5 8.0 3.8
~escue Yel"Jl'licu1ite 5.8 18.5 6.5 15.0 U.4
11.4
Tall Fescue l!:mulsion 2.0 2.0 1.8 3.8 2.4 5.9
(Kentucky 31) Vermiculite 1.2 2.0 6.8 3.5
4..""
,'er. Ryegrass &Iu1sion 2.8 3.5 4•.J 0.5 4.2
Vermiculite 4.0 5.0 7.2 9.0 6.3
i-,edtop ..:dnulsion 0.0 0..5 1(;.0 18.2 7.2 13.0
Vermiculite 3.5 5.5 10.2 18.0 9.3
Colonial dent Emulsion 0.0 0.0 0.0 20.0 5.0 ·18.6
(it.Storia) Vel1"'icu1ite 0.5 2.0 12.2 24.2 9.7
b.l
five.. All Grasses .J:mu1sion 0.8 1.9 4.8 1l.6 4.8
Vermiculite 3..0 7.6 7.6 14.6 8.2
10.9
( ( (