- Malheur Experiment Station
Shock, C. C., Feibert, E. B. G., Rivera, A., Saunders, L. D., Shaw, N. L., & Kilkenny, F. (2017). Irrigation Requirements for Seed Production of Five Native Penstemon Species in a Semi-arid Environment. OSU Agricultural Experiment Station, MES Annual Report 2016, Department of Crop and Soil Science Ext/CrS 157. pp. 174-186.