Vol. 15—1961 - NorthEastern Weed Science Society

Vol. 15—1961 - NorthEastern Weed Science Society Vol. 15—1961 - NorthEastern Weed Science Society

08.06.2015 Views

) ) ) ! Table, 2. Effects of Several Chlordaa.e Formulations OR Turfgru. Stands When Applied in'the Spriag. -------~~~/-----~~~~~~~~!e~£~~i~~~%i-~~~6~-~~-~~~-~---~-~­ ·tbs. 1000 Astor1& Herion, " , Chewings Has,el:i,!,l !q",!t.:. '_C21.:,!e1!t..;.. ;..:__ !Y.:..2~e:.. __ ~!Y.:. 21! e -. _F!8~.! .. .!V!._ 15~ s, C. 1.0 38 39 40 10 47 '7s%E. C. r.s 20 20 20 SO 28 15% E. C e ',2.0 10" 10 . 33 ',58 ' , 'it . . ! -~---------------------------------~---~._------~~--­ Ave. 23 23" 31 S9, ,34 -=_.-.----_.----=----==.=.~-... ~.-~--­ 60%Vcn'ldc. 1.0 go ~ 10 t' ,73 93 '" . ~2, 60% Vermic. l.S 90 13 .. ' 83 9G 86 ,~ ~r.m.ic~ 2.:.0 ~ 1 7 ~ 5,2 .;..: 12, .... 91__ ~ _ :.... _1A_ Ave. 86 ,64 15, 94 ". . 80 =.===.=.=====.== •• =_.====.~===_.-===.= 20%Vennic. 1.0 77:. S3 63 8670 20%V·;t":!lic. 1. S 56 33 43 80 53 .1~,X~~l..~.!. -i.' __ ~ 2~~~ _".._,_'.:'-_:.~ 19.. - "~·.: , 3!"..c" , ~'" .. ,._ ~~l,·:- ~ _ __ -. _41_ ...... - - - - ....- ......- - ....- - - - .........- ....., - ....... - - .....- ...... .-, -",- .......... Ave. 51 40 4& 11, 5S --------------------------------~_._--­ ~ N~ Treati.ae4t. 90 11 90 93 88 ~ - - - - - - - - - - - - - ....~ -- - --- ....,-- - - --- - ...,- ....... - ..........- ..,...- .......... *F~guros represent averages of three replicates • - .......- ....- ...-­ • -..0 '" N

Table 3. anal.ysi.s of Soil l,esidues l 1. 40%Wettable powder: A. Kentucky bluegrass 2.4 B. ~terion bluegrass . '11.6 C. Cnewings fescue 7~2 D. Astoria colonial bent 11.2 2. 75%Emulsifiable Concentrate: A. Kentucky bluegrass 6.4 d. Merion bluegrass 38.4 C. Chewings fescue 20.8 D. Astoria Colonial bent 17.6 3. 5%Vermiculite: A. Kentucky bluegrass 8.4 B. Merion bluegrass 28.4 C. Chewings fescue 33.6 D. Astoria Colonial bent 54.4 4. 5%Attaclay: A~ Kentucky bluegrass 18.4 . 3. l'ierion bluegrass 40.8 C. Chewings fescue 36.0 D. Astoria colonial bent 28.0 5~ 10% Attaclay: A. Kentucky bluegrass 54.4 'J. ~Ietion bluegrass 60.8 C. .. Chewings fescue ' . 6.0.8 D. Astoria ~olonial bent:' 92.8 6. Check .' . less than 1 --------------------------------------- , 1The method of determination was, with some necessary modifications, that presented by Ordas". E. "., Smith, V. C., and Heyer, C. ·F. in Agric,. and Food Chern, 4 (5): 444. 1956. ' , .

) )<br />

)<br />

!<br />

Table, 2. Effects of Several Chlordaa.e Formulations<br />

OR Turfgru. Stands When Applied in'the Spriag.<br />

-------~~~/-----~~~~~~~~!e~£~~i~~~%i-~~~6~-~~-~~~-~---~-~­<br />

·tbs. 1000 Astor1& Herion, " , Chewings<br />

Has,el:i,!,l !q",!t.:. '_C21.:,!e1!t..;.. ;..:__ !Y.:..2~e:.. __ ~!Y.:. 21! e -. _F!8~.! .. .!V!._<br />

15~ s, C. 1.0 38 39 40 10 47<br />

'7s%E. C. r.s 20 20 20 SO 28<br />

15% E. C e ',2.0 10" 10 . 33 ',58 ' , 'it<br />

. . !<br />

-~---------------------------------~---~._------~~--­<br />

Ave. 23 23" 31 S9, ,34<br />

-=_.-.----_.----=----==.=.~-... ~.-~--­<br />

60%Vcn'ldc. 1.0 go ~ 10 t' ,73 93 '" . ~2,<br />

60% Vermic. l.S 90 13 .. ' 83 9G 86<br />

,~ ~r.m.ic~ 2.:.0 ~ 1 7 ~ 5,2 .;..: 12, .... 91__ ~ _ :.... _1A_<br />

Ave. 86 ,64 15, 94 ". . 80<br />

=.===.=.=====.== •• =_.====.~===_.-===.=<br />

20%Vennic. 1.0 77:. S3 63 8670<br />

20%V·;t":!lic. 1. S 56 33 43 80 53<br />

.1~,X~~l..~.!. -i.' __ ~ 2~~~ _".._,_'.:'-_:.~ 19.. - "~·.: , 3!"..c" , ~'" .. ,._ ~~l,·:- ~ _ __ -. _41_<br />

......<br />

- - - - ....- ......- - ....- - - - .........- ....., - ....... - - .....- ...... .-, -",-<br />

..........<br />

Ave. 51 40 4& 11, 5S<br />

--------------------------------~_._--­<br />

~<br />

N~ Treati.ae4t. 90 11 90 93 88<br />

~ - - - - - - - - - - - - - ....~ -- - --- ....,-- - - --- - ...,- ....... - ..........- ..,...- ..........<br />

*F~guros represent averages of three replicates •<br />

- .......- ....- ...-­<br />

•<br />

-..0<br />

'" N

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