Tag Archives: Helms

[059-53] Kill of Mammals and Birds and Entrapment of Turtles on Railroad Tracks

Helms, Don R. and Stains, Howard J. Kill of Mammals and Birds and Entrapment of Turtles on Railroad Tracks 059-53-print

Posted in 1966, Transactions | Tagged , , | Leave a comment

[066-28] Effect of Ground Fire on Spring Wildflower Populations of Oak-Hickory Forests

Helms, Ronald L. and M.T. Jackson Effect of Ground Fire on Spring Wildflower Populations of Oak-Hickory Forests 066-28-print

Posted in 1973, Transactions | Tagged , , | Leave a comment

[092-18MS9822] Translocation of Carbon-14 in Pinus ponderosa Seedlings Subjected to Long-term Sulfur Dioxide and Water Stress

James L.J. Houpis, Hugo H. Rogers, John A. Helms, and Mark P. Costella Translocation of Carbon-14 in Pinus ponderosa Seedlings Subjected to Long-term Sulfur Dioxide and Water Stress 092-18MS9822-print

Posted in 1999, Transactions | Tagged , , , , | Leave a comment