http://pec.lib.wvu.edu/record/P124561957Effects of granular dieldrin and heptachlor on adult weevil populations in red clover.<p> Journal article reprint from: <em>Journal of Economic Entomology</em>, v.50:no.2 (1957:Apr.).</p>Dorsey, C. K.Hansen, H. L.Red clover--Diseases and pests--Control--West Virginia.14256