Influence of variable rates of imazamethabenz and difenzoquat on wild oat (Avena fatua) seed production, and wheat (Triticum aestivum) yield and profitability

Canadian Journal of Plant Science

Volumn 83, Issue 4, 2003, Pages 977-985

  O'Donovan, J T ^a   Harker, K Neil ^a   Blackshaw, R E ^a   Stougaard, R N ^b  

^a AGRICULTURE AND AGRI FOOD CANADA   (Canada)

^b MONTANA STATE UNIVERSITY   (United States)

Author keywords

Reduced herbicide rates

Indexed keywords

CROP YIELD; ECONOMIC ANALYSIS; HERBICIDE; SEED PRODUCTION; WEED CONTROL; WHEAT;

AVENA; AVENA FATUA; TRITICUM; TRITICUM AESTIVUM;

EID: 1542653332     PISSN: 00084220     EISSN: None     Source Type: Journal    
DOI: 10.4141/P03-054     Document Type: Article

References (21)

1. Beckie, H. J. and Kirkland, K. J. 2003. Implications of reduced herbicide rates on resistance enrichment in wild oat. Weed Technol. 17: 138-148.
2. Belles, D. S., Thill, D. C. and Shafi, B. 2000. PP-604 rate and Avena fatua density effects on seed production and viability in Hordeum vulgare. Weed Sci. 48: 378-384.
3. Brain, P. and Cousens, R. 1989. An equation to describe dose response where there is stimulation of growth at low doses. Weed Res. 29: 93-96.
4. Brain, P., Wilson, B. J., Wright, K. J., Seavers, G. P. and Casely, J. C. 1999. Modelling the effect of crop and weed on herbicide efficacy in wheat. Weed Res. 39: 21-35.
5. Cousens, R., Doyle, C. J., Wilson, B. J. and Cussans, G. W. 1986. Modelling the economics of controlling Avena fatua in winter wheat. Pestic. Sci. 17: 1-12.
6. Harker, K. N. and O'Sullivan, P. A. 1991. Effect of imazamethabenz on different growth stages of green foxtail, tartary buckwheat and wild oat. Can. J. Plant Sci. 71: 821-829.
7. Harker, K. N., Blackshaw, R. E. and O'Donovan, J. T. 1995. Field documentation of reduced selection for herbicide resistant weeds with reduced herbicide rates. Abst. #127, Int. Symp. on Weed and Crop Resistance to Herbicides, Cordoba, Spain.
8. Holm, F. A., Kirkland, K. J. and Stevenson, F. C. 2000. Defining optimum rates and timing for wild oat control in spring wheat (Triticum aestivum). Weed Technol. 14: 167-175.
9. Kirkland, K. J. and O'Sullivan, P. A. 1984. Control of wild oats in wheat with barban, diclofop methyl, flamprop methyl, and difenzoquat. Can. J. Plant Sci. 64: 1019-1021.
10. O'Donovan, J. T. 1988. Wild oat infestations and economic returns as influenced by frequency of control. Weed Technol. 2: 495-498.
11. O'Donovan, J. T., Harker, K. N., Blackshaw, R. E. and Stougaard, R. N. 2003. Effect of variable tralkoxydim rates on wild oat (Avena fatua) seed production, wheat (Triticum aestivum) yield, and economic return. Weed Technol. 17: 149-156.
12. O'Donovan, J. T., Harker, K. N., Clayton, G. W., Robinson, D., Newman, J. C. and Hall, L. M. 2001. Barley seeding rate influences the effects of variable herbicide rates on wild oat (Avena fatua). Weed Sci. 49: 746-754.
13. SAS Insitute, Inc. 1990. SAS/STAT® user's guide. Version 6, 4th ed. SAS Institute, Inc., Cary, NC. 846 pp.
14. Seefeldt, S. S., Jensen, J. E. and Fuerst, E. P. 1995. Log-logistic analysis of herbicide dose-response relationships. Weed Technol. 9: 218-227.
15. Spandl, E. B., Durgan, R. and Miller, D. W. 1997. Wild oat (Avena fatua) control in spring wheat (Triticum aestivum) and barley (Hordeum vulgare) with reduced rates of postemergence herbicides. Weed Technol. 11: 591-597.
16. Stevenson, F. C., Holm, F. A. and Kirkland, K. J. 2000. Optimizing wild oat (Avena fatua) control with ICIA 0604. Weed Technol. 14: 608-616.
17. Stougaard, R. N. 1999. Carrier volume adjustments improve imazamethabenz efficacy. Weed Technol. 13: 277-232.
18. Stougaard, R. N., Maxwell, B. D. and Harris, J. D. 1997. Influence of application timing on the efficacy of reduced rate postemergence herbicides for wild oat (Avena fatua) control in spring barley (Hordeum vulgare). Weed Technol. 11: 283-289.
19. Wilcox, D. H., Morrison, I. N. and Marshall, G. 1987. Effect of soil moisture on efficacy of foliar-applied wild oat herbicides. Can. J. Plant Sci. 67: 1117-1120.
20. Wille, M. J., Thill, D. C. and Price, W. J. 1998. Wild oat (Avena fatua) seed production in spring barley (Hordeum vulgare) is affected by the interaction of wild oat density and herbicide rate. Weed Sci. 46: 336-343.
21. Zhang, J., Weaver, S. E. and Hamill, A. S. 2000. Risks and reliability of using herbicides at below-labeled rates. Weed Technol. 14: 106-115.