1. Mineral pollution in the Colorado River basin;Blackman;J. Water Pollut. Control Fed.,1973
2. Plant-soil relationships of greasewood, Torrey saltbush, and Allenrolfea that occur on coarse-textured mounds on playas;Blank,1992
3. Characteristics and hybridization of important intermountain shrubs. II. Chenopod family;Blauer,1976
4. Exchangeable cation analysis of saline and alkali soils;Bower;Soil Sci.,1952
5. Nitrogen availability indices;Bundy,1994