Vol. 15—1961 - NorthEastern Weed Science Society

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TABLE3. EFFECTOF HERBICIDES ONERICACEOUS PLANrSAt ENDOF THE
1959 SEASON(SEPT. 25). TAmS ANDJUNIPBR.US NOTAFFECTED.
CHEMICAL RATE METHOD NUMBEROF _ XA~ AZALEA, RHOOODEND!lON
(lb./A) APPLICATIONSURVIVAL
HEIGHI' SURVIVAL HEIGHI' SURVIVALHEIGHI'
No./8 (In.) No./8 (In.) No./8 (In.)
1 EPTC 4 Incorporated
,.
2 1 7.7 5.4 1.7 2.9 7.3 4.3
-
2 EPTC 6 Incorporated 1 8.0 5.9 8.0 3.3 7.7 4.1*
3 Enc 8 Incorporated 1 8.0 6.5 7.7 3.0 7.7 4.6
4 EPTC 5 Surface 2 7.7 4.9 1.7 2.8 6.2 3.3**
5 BP'1'C 10 Surface 1 7.3 4.2** 4.0** 2.6 4.0** 3.0**
6 CDEC 5&7 Surface 2 8.0 6.4 8.0 3.5 8.0 4.8
7 CDEC 10 Surface 2 8.0 7.0 1.3 3.1 8.0 3.8**
8 Amiben 4 Surface 2 8.0 5.5 5;Otir 2.7 8.0 4.4
9 Amiben 8 Surface 2 8.0 5.0 2.7** 2.3 6.2 4.2*
11 S:lmazine 2 Surface 2 8.0 5.8 8.0 3.1 8.0 5.0
12 CIPC 8 & 10 Surface 2 8.0 7.5 7.7 3.4 7.7 4.7
_.
10 CHECK -- .. 8.0 6.1 7.7 3.5 7.7 5.3
1second application 5 lb./A to surface 1/5/59
*Signiflcantly differentfromcbeck at 51 level
**Significantly different from check at"'l'%.level
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