This article examines the expansion of agrofuels in the Americas and the ecological impacts associated with the technologies used in the production of large-scale monocultures of corn and soybeans. In addition to deforestation and displacement of lands devoted to food crops due to expansion of agrofuels, the massive use of transgenic crops and…

Presents a brief review of pesticide use. Included topics are: biological activity, formulation, application, uptake, metabolism, residues, and tolerance. (BB)

Discussed is the use of the herbicide 2,4-D. Though written for farmers and agricultural workers, the pamphlet considers turf weed control and use of 2,4-D near ornamental plants. Aspects of the use of this herbicide covered are: (1) the common forms of 2,4-D; (2) plant responses and tolerances to the herbicide; (3) dilution and concentration of…

Presented is a brief review of plant growth substances and selective herbicides. Topics include herbicidal selectivity and inhibitors. (BB)

The history of the development of the herbicide industry, particularly the phenoxy herbicides 2, 4-D, and 2, 4, 5-T,is presented. (BB)

The metabolism and toxicology of the herbicide 2, 4, 5-T are reviewed. (BB)