Bernice Gamboa

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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. International Journal of Remote Sensing. 14:3395-3416.
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Estell RE, Havstad K, Heird C.E., Fredrickson E.L., Hallford D.M., Shupe, W. Larry.  1993.  Effects of repeated cycles of feed intake shifts on growth, feed efficiency and endocrine profiles of wether lambs. Small Ruminant Research. 10:103-118.
Estell RE, Fredrickson E.L., Havstad K, Shupe, W. Larry, Saar L.J..  1993.  Evaluation of onions as a feed source for growing wethers. Journal of Animal Science. 71(Suppl. 1):71.
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Franklin J, Duncan J., Turner DL.  1993.  Reflectance of vegetation and soil in Chihuahuan desert plant communities from ground radiometry using SPOT wavebands. Remote Sensing of Environment. 46:291-304.
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Fredrickson E.L., Estell RE, Havstad K.  1993.  Animal and shrub interactions: Developing a tarbush model. 8th Wildland Shrub and Arid Land Restoration Symposium. :Abstract7.
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Fredrickson E.L., Thilsted J.P., Estell RE, Shupe, W. Larry.  1993.  Effect of chronic ingestion of tarbush (Flourensia cernua) on the serum chemistry, occult blood and histopathology of ewe lambs. Annual Meeting, Society for Range Management. :130.
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. Animal Feed Science and Technology. 40:93-107.
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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. Journal of Range Management. 46:214-220.
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Fredrickson E.L., Estell RE, Havstad K.  1993.  Use of domestic animals as biological control agents of desert shrubs: Problems and promise. 4th Symposium on the Chihuahuan Desert Region: US and Mexico. :11.
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Fusco MJ.  1993.  Grazing influences on watering point vegetation in the Chihuahuan desert. :62.
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Gibbens, Robert P., Billheimer D.D., Havstad K, Herbel C.H..  1993.  Creosotebush vegetation after 50 years of lagomorph exclusion. Oecologia. 94:210-217.
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Havstad K, Fowler J.M..  1993.  Managing New Mexico rangelands for sustained use through the 21st century. Journal of Proceedings: New Mexico Conference on the Environment. 2:855-864.
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Havstad K.  1993.  Technologies for sustainable development of Chihuahuan Desert rangelands. 4th Symposium on Resources of the Chihuahuan Desert Region: US and Mexico. 12
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Herman P, Provencio KR, Torrez R, Seager GM.  1993.  Effect of water and nitrogen additions on free-living nitrogen fixer populations in desert grass root zones. Applied and Environmental Microbiology. 59:3021-3026.
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Hoffman M.T, James CD, Kerley G.IH, Whitford WG.  1993.  Rabbit herbivory and its effect on cladode, flower, and fruit production of Opuntia violacea var macrocentra (Cactaceae) in the northern Chihuahuan Desert, New Mexico. The Southwestern Naturalist. 38:309-315.
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James CD, M. Hoffman T, Lightfoot DC, Forbes GS, Whitford WG.  1993.  Pollination ecology of Yucca elata: an experimental study of a mutualistic association. Oecologia. 93:512-517.
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Kerley G.IH, Tiver F., Whitford WG.  1993.  Herbivory of clonal populations: cattle browsing affects reproduction and population structure of Yucca elata. Oecologia. 93:12-17.
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Laca E.A., Launchbaugh K.L., Fredrickson E.L., Estell RE, Ksiksi T..  1993.  Role of grazing in shrub invasion and desertification. Texas Tech University, Research Highlights: Noxious Brush and Weed Control, Range and Wildlife Management. 24:22.
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Mack GH, James CW, Monger CH.  1993.  Classification of paleosols. Geological Society of America Bulletin. 105:129-136.
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McGee K., Marshall D.L.  1993.  Effects of variable moisture availability on seed germination in three populations of Larrea tridentata. The American Midland Naturalist. 130:75-82.
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Monger CH.  1993.  Soil-geomorphic and Paleoclimatic Characteristics of the Fort Bliss Maneveur Areas, Southern New Mexico and Western Texas.
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Moorhead DL, Reynolds J.F.  1993.  Changing carbon chemistry of buried creosote bush litter during decomposition in the northern Chihuahuan Desert. The American Midland Naturalist. 130:83-89.
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Naranjo L.G, Raitt RJ.  1993.  Breeding bird distribution in Chihuahuan desert habitats. Southwestern Naturalist. 38:43-51.
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Nsinamwa M.  1993.  Effects of grazing intensity and season of grazing on cow diets and plant responses on northern Chihuahuan desert. :50.
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Peters A.J., Reed B.C., Eve M.D., Havstad K.  1993.  Satellite assessment of drought impact on native plant communities of southeastern New Mexico, USA. Journal of Arid Environments. 24:305-319.
Pieper, Rex D., Beck RF, Gibbens, Robert P., Donart G.B..  1993.  Sustainable livestock grazing in New Mexico. Journal of Proceedings: New Mexico Conference on the Environment. 2:847-854.
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Rice P.M..  1993.  Estimating and modelling stemflow and throughfall on creosote (Larrea tridentata) in an arid environment. :43.
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Richman D..  1993.  Preliminary data on the spider and solpugid fauna of the Jornada.
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Sanchez FClemente.  1993.  Influences of range condition, cattle, and watering hole distribution on a pronghorn population in southcentral New Mexico. :130.
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Senock R.S., Anderson D.M., Murray L.W, Donart G.B..  1993.  Tobosa tiller defoliation patterns under rotational and continuous stocking. Journal of Range Management. 46:500-505.
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Shupe, W. Larry, Fredrickson E.L., Havstad K, Estell RE.  1993.  Effect of feeding ewe lambs a 15% tarbush pellet pre-and post-weaning on subsequent diet selection of tarbush. 46th Annual Meeting of the Society for Range Management. :No.131.
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Smith J.N.  1993.  Diurnal diet composition and behavior of cattle and sheep on Chihuahuan Desert range. Animal and Range Sciences Department. PhD:162.
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Smith GTanner.  1993.  Influence of excellent and good condition Chihuahuan desert range on vegetation, cattle diets, and wildlife populations. :97.
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Walker DA.  1993.  Effect of genetic composition of beef cattle on diet selection on southern New Mexico rangeland. :96.
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Warren AAlden.  1993.  Longterm mesquite control influences on Chihuahuan desert vegetation. :71.
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Anderson D.M., Hulet CV, Smith J.N, Shupe, W. Larry, Murray L.W.  1992.  An attempt to bond weaned 3-month-old beef heifers to yearling ewes. Applied Animal Behavior Science. 34:181-188.
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Anderson D.M., Havstad K, Estell RE, Fredrickson E.L., Murray L.W.  1992.  Determining botanical composition of free-ranging animal diets using physical properties of fecal material. Annual Meeting, Society for Range Management. :P097.
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Anderson D.M., Rouda R.R, Murray L.W, Pieper, Rex D..  1992.  Technical note: Automatic sorting of free-ranging cattle. Journal of Range Management. 45:312-314.
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Bainbridge D.A, Virginia R.A.  1992.  Desert soils and soil biota. The California Desert: Natural Resources and Man's Impact.
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Barrow J.R., Havstad K.  1992.  Recovery and germination of gelatin-encapsulated seeds fed to cattle. Journal of Arid Environments. 22:395-399.
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Barrow J.R..  1992.  Use of floodwater to disperse grass and shrub seeds on native arid lands. Proceedings of the Symposium on Ecology and Management of Riparian Shrub Communities. :167-169.
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Chew RM, Whitford WG.  1992.  A long-term positive effect of kangaroo rats (Dipodomys spectabilis) on creosotebushes (Larrea tridentata). Journal of Arid Environments. 22:375-386.
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Conley W.H., Conley MR, Karl TR.  1992.  A computational study of episodic events and historical context in long-term ecological process: climate and grazing in the northern Chihuahuan Desert. Coenoses. 7:55-60.
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Daggett KC.  1992.  Application of GIS technology to hydrologic modeling of patch dynamics on a small, semi-arid watershed in southern New Mexico. :125.
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Estell RE, Fredrickson E.L., Havstad K, Anderson D.M..  1992.  Role of secondary chemistry of tarbush in herbivory by livestock. Annual Meeting, Society for Range Management. :P096.
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Franklin J, Turner DL.  1992.  The application of a geometric optical canopy reflectance model to semiarid shrub vegetation. IEEE Transactions on Geoscience and Remote Sensing. 30:293-301.
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Fredrickson E.L..  1992.  Feeding cull onions: The 'ins' and 'outs'. Sheep Magazine. :17,32.
Fredrickson E.L., Shupe, W. Larry.  1992.  Feeding cull onions to sheep. Ranch Magazine. :44.
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Gallardo A, Schlesinger W.H.  1992.  Carbon and nitrogen limitations of soil microbial biomass in desert ecosystems. Biogeochemistry. 18:1-17.
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Gibbens, Robert P., Beck RF, McNeely R.P., Herbel C.H..  1992.  Recent rates of mesquite establishment in the northern Chihuahuan Desert. Journal of Range Management. 45:585-588.

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