2016-08-242016-08-241997-04-15http://hdl.handle.net/10919/72336Compositions of a purine, a xanthine oxidase inhibitor and/or a dihydrofolate reductase inhibitor, and methods of using same, for controlling the growth of pest insects which salvage, store, or excrete their nitrogenous wastes via the purine metabolic pathway.application/pdfen-USPatenthttp://pimg-fpiw.uspto.gov/fdd/82/209/056/0.pdf8457705424/84514/262.1514/275A01N43/90A01N61/00A01N43/54A01N2300/005620982