Vol. 15—1961 - NorthEastern Weed Science Society

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
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,
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. ' ,
.