Laserfiche WebLink
<br />O!H7?7 <br /> <br />14. Timmons, F. L. 1960. Weed control in western irrigation and <br />drainage systems-losses caused by weeds-costs and benefits of <br />weed control. ARS 34-14. 22 pp. <br /> <br />15. <br /> <br />Timmons, F. L. 1962. Progress in research on saltcedar. <br />meeting, Phreatophyte Subcommittee, Pacific Southwest <br />Agency Committee, Winnemucca, Nevada, August. <br /> <br />66-2 <br />In te r- <br /> <br />16. <br /> <br />Timmons, F. L. 1963. <br />Paper presented at <br />Engineers meeting, <br /> <br />Research in the control of phreatophytes. <br />the Soil Conservation Service Hydraulic <br />New York City, August 12-16. <br /> <br />17. Tschirley, F. H. 1964. A comparison of single and multiple <br />treatments for control of velvet mesquite in Arizona. <br />Abstracts, Weed Soc. Amer., Chicago, Ill. February 10-13. <br /> <br />25 <br />