1. The mode of action of chlorsulfuron: A new herbicide for cereals
2. Schott P. E. , and Schroeder M. 1979. Modification of the growth of Gossypium spp. by the plant growth regulator mepiquat chloride. Proc. 9th Int. Congr. Plant Prot., Washington, DC.
3. Abbreviations: PGR, plant growth regulator.
4. Letters following this symbol are a WSSA-approved computer code from Composite List of Weeds, Revised 1989. Available from WSSA, 309 W. Clark St., Champaign, IL 61820.