1. Estimated crop losses due to weeds with nonchemical management;Abernathy,1981
2. Herbicide Handbook;Ahrens,1994
3. Plant growth regulators as selective herbicides;Akamine;Hawaii Agric. Exp. Stn. Circ.,1948
4. Development of the American Herbicide Industry;Alder,1977
5. Common and chemical names of herbicides approved by the Weed Science Society of America;Anonymous;Weed Sci.,1995