Metolachlor is one of the most widely used agents registered for the protection of many cultivated plants against weeds. Because of axial and central chirality, this molecule forms four stereoisomers, the investigation of which by [superscript 1]H NMR and chromatography is described. It is shown that the isomers do not interconvert at room…

Describes an advanced, senior-level biochemistry course designed for students planning to pursue careers in nursing, engineering, and agriculture. The course follows a college-type format to expose students to college level course work. Course description, outline, and supplementary materials are included. (JM)

Phosphates are essential components of any efficient fertilizer. Natural phosphate rock is, however, not available in every part of the world. According to the European Commission, phosphate rock has high economic importance as well as a certain supply risk--at least for Europe. For these reasons, environmental technology research has received a…

Nonscience majors often believe that the concepts and techniques in chemistry have little relevance to someone outside the "ivy-covered walls of academia". The challenge for science instructors is to develop and implement lessons that present science in a way that will capture the interest of the nonscience major, while remaining rigorous enough…