Title: Abstracts of foreign and domestic patents relating to derris, lonchocarpus, tephrosia, and rotenone
Description: <a href="http://uf.catalog.fcla.edu/uf.jsp?st=UF030261625%26ix=pm%26I=0%26V=D%26pm=1" rel="nofollow">http://uf.catalog.fcla.edu/uf.jsp?st=UF030261625%26ix=pm%26I=0%26V=D%26pm=1</a>
Subjects: Patents, Botanical insecticides--Patents, Botanical insecticides.