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Fredrickson, E.L. 1992. Feeding cull onions: The 'ins' and 'outs' : 17,32. bibliography/383.pdf.
Marion, G. M.;Schlesinger, W.H.;Fonteyn, P. J. 1992. Alkalinity measurements in water extracts of calcareous soils 56: 598-600.
Mack, Greg H.;James, W. Calvin;Monger, H. Curtis 1993. Classification of paleosols 105: 129-136.
Gibbens, R.P.;Havstad, K.M.;Billheimer, D.D.;Herbel, C.H. 1993. Creosotebush vegetation after 50 years of lagomorph exclusion 94: 210-217. bibliography/404.pdf.
Herman, R. Peter;Provencio, Kerri R.;Torrez, Ruben J.;Seager, Gwen M. 1993. Effect of water and nitrogen additions on free-living nitrogen fixer populations in desert grass root zones 59: 3021-3026.
McGee, K.;Marshall, D. L. 1993. Effects of variable moisture availability on seed germination in three populations of Larrea tridentata 130: 75-82.
Kerley, G. I. H.;Tiver, F.;Whitford, W. G. 1993. Herbivory of clonal populations: cattle browsing affects reproduction and population structure of Yucca elata 93: 12-17.
Brown, J.R.;Stuth, J.W. 1993. How herbivory affects grazing tolerant and sensitive grasses in a central Texas grassland: Integrating plant response across hierarchical levels 67: 291-298. bibliography/93-001.pdf.
Fredrickson, E.L.;Galyean, M.L.;Branine, M.E.;Sowell, B.F. 1993. Influence of ruminally dispensed monensin and forage maturity on intake and digestion 46: 214-220. bibliography/401.pdf.
Estell, R.E.;Fredrickson, E.L.;Anderson, D.M.;Mueller, W.F.;Remmenga, M.D. 1994. Relationship of tarbush leaf surface secondary chemistry to livestock herbivory 47: 424-428. bibliography/418.pdf.
Gibbens, R.P. 1994. Root systems of desert plants 14: . bibliography/423.pdf.
Herman, R. P.;Provencio, Kerri;Torrez, Ruben;Seager, Gwen M. 1994. Seasonal and spatial population dynamics of the nitrogen-efficient guild in a desert bajada grassland 60: 1160-1165.
Estell, R.E.;Havstad, K.M.;Fredrickson, E.L.;Gardea-Torresdey, J.L. 1994. Secondary chemistry of the leaf surface of Flourensia cernua 22: 73-77. bibliography/419.pdf.
Havstad, K.M. 1994. Sheep grazing as a range improvement tool 10: 72-78. bibliography/425.pdf.
Li, Harbin;Reynolds, James F. 1994. A simulation experiment to quantify spatial heterogeneity in categorical maps 75: 2446-2455.
Thomas, P. M.;Golly, K. F.;Zyskind, J. W.;Virginia, R. A. 1994. Variation of clonal, mesquite-associated rhizobial and bradyrhizobial populations from surface and deep soils by symbiotic gene region restriction fragment length polymorphism and plasmid profile analysis 60: 1146-1153.
Estell, R.E.;Havstad, K.M.;Heird, C.E.;Fredrickson, E.L.;Hallford, D.M.;Shupe, W.L. 1993. Effects of repeated cycles of feed intake shifts on growth, feed efficiency and endocrine profiles of wether lambs 10: 103-118. bibliography/398.pdf.
Fredrickson, E.L.;Galyean, M.L.;Cheema, A.U.;Beaty, R.;Byrum G. 1993. Effects of four cereal grains on intake and ruminal digestion of harvested forage by beef steers 40: 93-107. bibliography/402.pdf.
Peters, A.J.;Reed, B.C.;Eve, M.D.;Havstad, K.M. 1993. Satellite assessment of drought impact on native plant communities of southeastern New Mexico, USA 24: 305-319. bibliography/408.pdf.
Duncan, J.;Stow, D.;Franklin, J.;Hope, A. 1993. Assessing the relationship between spectral vegetation indices and shrub cover in the Jornada Basin, New Mexico 14: 3395-3416.