Balloonvine Biology and Control in Soybeans - Auburn University ...

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APPENDIX TABLE 4. RESPONSE OF BALLOONVINE AND SOYBEAN TO PLANTING DEPTH AND SOIL-APPLIED HERBICIDES, AUBURN UNIVERSITY AGRONOMY FARM, 1977 AND 1979 Visual rating' Treatment Rate s active Balloonvine planting depth 1977 1979 3/4 21/3 3/4 21/3 in. in. in. in. Soybean planting depth 1977 1979 3/4 2 1/3 3/4 2 1/3 in in. iii in. Lb.lacre. Alachlor (PRE)................2.0; 4.0 Chloramben (PRE) ............. 2.0; 4.0 Dinitramine (PPI) .............. 0.375; 0.75 Dinoseb + naptalam (PRE) ...1.5 + 3.0; 3.0 + 6.0 Linuron (PRE) ................. 1.0; 2.0 Metribuizin (PPI) ............... 0.375; 0.75 Metribuzin (PRE).............. 0.75; 1.5 Oryzalin (PRE)................ 1.0; 2.0 Oxadiazon (PRE) ............... 1.0; 2.0 Pendimethalin (PRE) ........... 0.5; 1.0 Trifluralin (PPI)............... 0.5; 1.0 Vernolate (PPI)................ 2.0; 4.0 'Ratings averaged over both herbicide rates. ............. 36 0 74 40 75 7,3 94 55 35 3 24 40 Pct. control......................Pct. 35 51 57 0 9 4 46 61 63 69 57 52 75 67 71 95 89 90 85 85 87 11 9 19 56 83 84 0 15 11 56 18 26 68 53 60 3 6 44 79 44 28 10 28 33 4 1 10 13 14 61 24 34 8 11 20 54 1 23 43 injury............ 44 30 55 55 96 60 39 30 43 45 69 58 51 23 52 36 33 14 30 33 45 30 37 24 CA) arI a 0 C C- --I C Ix -v m z -a 0 z
BALLOON VINE-BIOLOGY AND CONTROL 33 3 APPENDIX TABLE 5. CONTROL OF BALLOONVINE WITH POSTEMERCENCE-APPLIED HERBICIDES, E. V. SMITH RESEARCH CENTER,1978 Herbicide Rates active Lb/acre Visual rating' Time of application 2 Early Late Early + Late ........................... Pct. control .......... Acifluorfen3 .......... 0.5; 1.0 95 91- 99 Bentazon ............ 0.5; 1.0 9 18 20 Chloroxnron ......... 1.0; 1.5 44 28 64 2,4-DB .............. 0.1; 0.2 83 60 97 Dinoseb.............0.5; 1.0 36 28 53 Dinoseb + naptalam .0.5 + 1.0; 1.0 + 2.0 13 23 48 Linuron ............. 0.5; 1.0 77 51 85 Metribuzin .......... 0.25; 0.5 77 46 93 Oxyfluorfen .......... 0.25; 0.5 78 43 99 'Ratings averaged over both herbicide rates. 2 Early applications made to 3-inch and late applications made to 15-inch-tall balloonvine. 3 AI1 herbicide treatments except dinoseb and dinoseb + naptalam received a nonionic spray adjuvant at 0.25 percent v/v. APPENDIX TABLE 6. RESPONSE OF BALLOONvINE TO POSTEMERCENCE-APPLIED HERBICIDES IN POST TEST LI AND POST TEST III, E. V. SMITH RESEARCH CENTER, 1978-1979 Visual rating-' Balloonvine height at herbicide application Herbicide Rates active 3 in. 7 in. 18 in. 26 in. 1978 1979 1978 1979 1978 1979 1978 1979 Lb/lacre Acifluorfen 2 ........... ............... Pct. control ......... ......... . .0.5; 1.0 96 87 70 75 77 51 48 71 Bentazon..0.75; 1.0 15 19 35 11 5 10 10 16 Chloroxnron .. 1.0; 1.5 58 20 68 24 21 26 22 23 2,4- DB...0.05; 0.1 34 47 43 35 41 36 18 56 Dinoseb..0.5; 1.0 18 39 15 16 18 30 27 46 Dinoseb ± naptalam ... 0.5 + 1.0; 1.0 16 36 24 13 26 20 32 36 + 2.0 'Ratings averaged over both herbicide rates. 2 A11 herbicide treatments except dinoseb and dinoseb + naptalam contained a nonionic spray adjuvant at 0.25 percent v/v.
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Page 21 and 22: TABLE 10. EFFECTS OF MULTIPLE ACIFL
Page 23 and 24: TABLE 12. BALLOONVINE SEED CONTAMIN
Page 25 and 26: TABLE 13. SOYBEAN INJURY TO HERBICI
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Page 31: APPENDIX TABLE 3. HERBICIDE CONTROL
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