Journal of Range Management Index, Volume 53, 2000 ADF, 159 Bai, Yuguang, 511 ANPP estimation, 190 Bailey, Calvin C., 32 ARS research, 12 Banerjee, Manas R., 127 Abandoned land, 233 Banner, Roger E., 91, 415 Abortion, 655 Barker, William T., 666 Aboveground, 518 Baron, V.S., 466 vegetation, 114 Bartos, Dale L., 145 Achievements in management and utilization of privately-owned Bates, Jon D., i119 rangelands, 12 Beef cattle, 159 Achievements in management and utilization of southern grass- Belowground, 518 lands, 17 Benkobi, Lakhdar, 627 Achnatherum robustum, 427 Bennett, Lauren T., 634 Acremonium, 427 Berg, William A., 183 Activated charcoal, 73 Betteridge, Keith, 432 Activated charcoal attenuates bitterweed toxicosis in sheep, 73 Big bluestem, 47 Adams, Don C., 159 Big sagebrush, 342 Adams, Mark A., 79, 634 Biging, Greg. S., 622 Adaptation of tall-grass prairie cultivars to West Louisiana, 47 Biological control, 305 Adopt-A-Horse Program, 479 Biological control of leafy spurge with introduced flea beetles Africa, 138 (Aphthona spp.), 305 Age-stem diameter relationships of big sagebrush and their man- agement implications, 342 Bird-banding, 384 Aggregate stability, 353 Birds, 384 Agropyron spicatum, 97 Bisson, Matthew G., 7 Akbash, 259 Bitterweed, 73 Alectoria ochroleuca, 642 Black bear, 259 Alés, Rocio Fernandez, 277 Bluebunch wheatgrass, 97, 353 Alkaloid levels of a tall larkspur species in southwestern Alberta, Bomke, Arthur A., 553 207 Book Reviews, 134, 246, 359, 459, 560, 671 Allelopathy, 511 Bossuet, Luc, 395 Allen-Diaz, Barbara, 215 Bothriochloa ischaemum, 183 Ambrosia psilostachya, 3 35 Bouteloua, 471, 550 Amphibians, 154 Branch, Lyn C., 617 Andelt, William F., 259 Breed and stocking rate effects on Chihuahuan Desert cattle pro- Anderson, Bruce E., 282 duction, 32 Anderson, Val Jo, 544 Brock, Brent L., 39 Animal nutrition, 79 Broersma, Klaas, 353 Annual growth-rings, 342 Bromus inermis, 666 Are Namibia’s grasslands desertifying?, 138 Brood-rearing, 586 Argentina, 617 Broom snakeweed establishment following fire and herbicide Aristida, 471 treatments, 239 Arizona, 499 Broweleit, Robert C., 282 Artemisia tridentata, 91 Browsing, 649 Asay, Kay H., 347 Brush control, 62 Astragulus mollissimus Torr. var mollissimus, 376 management, 154 Atriplex halimus, 211 Bryant, Larry D., 97 Atriplex spp., 79 Buffer strip, 295 Atwill, Edward R 506 Bull, Evelyn L., 291 Available dry matter production, 529 Bunch grass, 634 Burning, 421 Burritt, Elizabeth A., 91, 415 Burton, David L., 127 JOURNAL OF RANGE MANAGEMENT 53(6), November 2000 Coyote, 259 with stockers in the Southern Great Creek, 215 Plains, 268 3 grass, 437 Crested wheatgrass, 347 Education, 250 ‘4 grass, 437 Cross, B.T., 62 Edwards Plateau, 23 ‘alamovilfa longifolia (Hook.) Scribn., Cross Timbers, 154 Effect of grazing on the population biolo- 537 Crown closure, 622 gy of Phalaris aquatica, 277 ‘alifornia rangelands, 489 Crude protein, 211, 410 Effects of nitrogen fertilization in leafy ‘anis latrans, 259 Cryptosporidium parvum transport from spurge root architecture, 228 ‘anopy spread cover, 529 cattle fecal deposits on California range- Effects of roundups on behavior and arbon, 466 lands, 295 reproduction of feral horses, 479 ‘arbon exchange rates in grazed and Current grazing capacity, 529 EL-Shatnawi, Moh’d Khair J., 211 ungrazed pastures of Wyoming, 199 Electrical conductivity, 466 ardaria draba (L.) Desv., 556 Electronic capacitance probe, 315 ‘arex geyeri, 97 D Elk browsing, 145 ‘arlson, Robert B., 305 Dairy farms, 395 Elk presence inside various-sized cattle ‘arnivores, 25! ‘arroll, D. B., 239 Decline, 145 exclosures, 287 Deer browsing, 145 Elk sedge, 97 ‘arter, Joella R., 309 Defoliation tolerance, 550 Emergence, 239 ‘attle, 39, 390 Delphinium brownii, 207 Endozoochory, 322 dgireatzsi, ng6,5 5 86, 145 Deregibus, V.A., 483 Engle, David M., 154, 611 ‘attle prefer endophyte-f.ee robust Desert ecology, 255 Equus caballus, 479 DeStefano, Stephen, Eragrostis curvula (Shrad.) Ness., 268 needlegrass, 427 deVos, James C., Jr., Ergonovine, 427 ‘auhépé, M. A., 300 entaurea maculosa, 176, 309 Dicamba, 68, 176 Erosion, 52 entrocercus urophas ‘anus, 586 Diet selection, 655 Establishment, 614 ‘ereal crop weed, 544 Dietary fiber, 642 Estevez, Oscar R., 410 Diets, 91 Estimating aboveground plant biomass ‘ervus elaphus, 97, 287 ‘etraria spp., 642 Digital photogrammetry, 622 using a photographic technique, 190 hanasyk, D.S., 466 Disciplinary history, 250 Estimating grazing index values for plants ‘haracterization of Siberian wheatgrass Diseases, 300 from arid regions, 529 germplasm from Kazakhstan (Poaceae: Disk chain effects on seeded grass estab- Evaluating breeding seasons for cows lishment, 62 grazing winter range and bahiagrass, Triticeae), 347 Dispersal, 322 390 ‘hatterton, N.J., 427 Diterpenoid alkaloids, 329 Evolution, 550 ‘hondrilla juncea L., 544 *hromosome pairing, 347 Diversity, 119 Ewes, 211 Dog, 259 Exclosure size, 287 itation counting, 250 ladina spp., 642 Donart, Gary B., 268 Experiment Stations, 2 Dormaar, Johan F., 233, 453 ‘lark, Kenneth L., 617 ‘lark, Patrick E., 97 Drought, 52 FE ‘lary, Warren P., 562 Dry ‘lopyralid, 176 matter intake, 170 Fate and transport, 295 PRAr~r ‘KRloRAsAe-RDrAa n ge vertical photography for mea season, 211] Felis concolor, 259 suring cover changes in perennial grass- Dryland farming Fence, 611 lands, 634 du Toit, Piérre C. Fendenheim, Debra, 550 ‘oastal Plain, 47 Ducrocq, Hélene, : Fernandez, George C.J., 442 ‘omparison of methods to determine plant Duff, Glen, 86 Fescue prairie, 453 successional stages, A, Technical Note, Duncan, Celestine A., 176 Festuca idahoensis, 97 194 Dung, 322 Fiber, 211 omparison of soil chemical characteris- Duru, Michel, 395 Fire, 300 tics in modified rangeland communities, Fire and cattle grazing on wintering spar- A, 453 rows in Arizona grasslands, 384 Comparison of 3 techniques for monitor- E Fire history of the Rochelle Hills Thunder ing use of western wheatgrass, 499 Early establishment of Douglas-fir and Basin National Grasslands, 660 ‘onnelly, John W., 586 ponderosa pine in grassland seedbeds, Fire ‘onnot, Sherry B., 421 511 intervals, 660 Conservation, 384 Eckroat, John A., 471 season, 437 Conservation Reserve Program, 268 Ecological restoration, 437 Flea beetles, 305 Costall, Des A., 432 Ecology, 106 Flow processes in a rangeland catchment Cost-share, 23 Economics, 32 in California, 489 Cover, 215 Economics of grazing weeping lovegrass Food aversion learning to eliminate cattle JOURNAL OF RANGE MANAGEMENT 53(6), November 2000 consumption of pine needles, 655 Grazing impacts on selected soil parame- Forage achievements, 17 ters under short-term forage sequences, Idaho fescue, 97 Forage and seed characteristics, 347 466 Impact of locoweed poisoning on grazing Forage Great Pyrenees, 259 steer weight gains, 86 conditioning, 97 Gross, Jeffrey A., 287 crude protein, 170 Ground barley, 170 Impacts of western juniper on plant com- munity composition and structure, 574 phosphorus, 170 Growth medium, 442 In vitro gas production, 642 quality, 183, 268 Grygiel, Carolyn E., 228 Indiangrass, 47 Forage removal and grazing time of cattle Guevara, Juan C., 410 Indigestible, 159 on small paddocks, 282 Influence of pasture management on soil Foraging behavior, 479 biological quality, 127 Fordham, Robin A., 432 H Ingestive behavior, 282 Forero, Larry C., 362 Hall, J.W., 207 Input/output models, 164 Forest Service, 2 Halstead, Lacey E., 499 Insects, 305 Fox, Stanley F., 154 Halstvedt, Mary B., 176 Intake, 91 Fractionation, 79 Hansen, Kyle V., 479 Integrated weed management, 309 Frangi, Jorge L., 518 Harp, Aaron J., 164 Interference, 119 Frasier, Gary, 403 Hart, C. R., 239 Intermediate feeders, 649 Future forage emphasis, 17 Hart, Richard H., 199 Introduced grasses, 233 Hartmann, F. Steve, 73 Invasive species, 544 G Hatch Act, 12 Investigation of herbaceous species adapt- Hawkins, James N., 164 ed to snowfence areas, 371 Gardner, Dale R., 329, 427 Hayes, Marc P., 291 Islam, Muhammad, 79 Garriga, M.D., 23 Height-weight, 499 Island restoration, 106 Gates, R.N., 614 Hendrickson, J.R., 537 George, Melvin R., 295, 506 Germination, 239, 544 Herbage J height, 395 Giambelluca, Thomas W., 106 Gillen, Robert L., 335, 471 production, 68 Jackson, Randall D., 215 Gong, Peng, 622 standing crop, 421 Jacobo, E.J., 483 Gonzalez-Rodriguez, Antonio, 603 Herbage volume per animal: A tool for Jacobs, James S., 176, 309 James, Lynn F., 86 Gordon, Caleb E., 384 rotational grazing management, 395 Graham, David, 86, 376 Herbivore dunging and endozoochorous Jensen, Kevin B., 347 Jiménez, B., 322 Grant, C. A., 127 seed deposition in a Mediterranean Johnson, Douglas A., 347 Grant, Richard J., 159 dehesa, 322 Grass Herbivores, 322, 499 Jones, Bob, 154 Jones, T.A., 427 defoliation, 309 Herpetofaunal responses to brush manage- Juan, V. F., 300 fertilization, 183 ment with herbicide and fire, 154 Judd, Terry S., 634 Grass response to seasonal burns in exper- Hierro, Jose L., 617 Juniperus occidentalis, 574 imental plantings, 437 Hirata, Masahiko, 315 Grass users, 649 Historical records, 138 Grasshopper management, 592 History, 2 K Grassland biomass dynamics along an alti- Hoary cress reproduction in a sagebrush K+(Ca+Mg) ratio, 529 tudinal gradient in the Pampa, 518 ecosystem, 556 Kalmbacher, Rob, 390 Grassland ecology, 537 Holand, @., 642 Grassland fire effects on corroded barbed Holechek, Jerry, 32 Karn, James F., 170 Kay, Charles E., 145 wire, 611 Hopper, Stuart N., 259 Kiemnec, Gary, 556 Grassland structure, 627 Houéroo, Henry N., 410 King, Rudy M., 627 Grazing, 17, 138, 164, 199, 215, 506, 562 Hoveland, Carl S., 17 Kirby, Donald R., 305 effects, 335 Howe, Henry F., 437 Grazing effects on spring ecosystem vege- Howery, Larry D., 499 Kirby, Matt M., 305 Kirksey, Rex E., 268 tation of California's hardwood range- Huntsinger, Lynn, 362 Klopfenstein, Terry J., 159 lands, 215 Hydrocarbon, 159 Knight, James E., 287 Grazing impacts, 471 Hydrograph, 403 Koch, David W., 371 Hydrologic responses of shortgrass prairie Komondor, 259 management, 32, 309, 329, 376 ecosystems, 403 Krabbenhoft, Kelly D., 305 patterns, 39 Hymenoxon, 73 Krueger, William C., 97 resistance, 550 system, 127, 268, 483 Hymenoxys, 73 Krzic, Maja, 353 trials, 282 JOURNAL OF RANGE MANAGEMENT 53(6), November 2000 Mapfumo, E., 466 Nowak, Robert S., 442 Marginal farmland, 183 Noxious and Martin, Frank, 390 weed, 68 trusts, 362 McCaughey, W. P. (Paul), 127 weeds, 556 use change, 3 McClaran, Mitchel P., 250 Nutrient and water availability, 442 arrea, 617 McCollum Ill, F. Ted., 471 Nutrient distribution among metabolic arsen, Royce E., 295 McDaniel, K. C., 239, 376 fractions in 2 Atriplex spp., 79 varson, Larry, 556 McDiarmid, R. E., 207 Nutrient use efficiency, 410 ate season toxic alkaloid concentrations McDougald, Neil K Nutrients, 506 in tall larkspur (Delphinium spp.), 329 Mediterranean Nutrition, 97 auenroth, William K., 190 grassland, 277 vaycock, W.A., 371, 660 pastures, 322 Leafy spurge, 305 Meiosis, 347 O fertilization, 228 Melanoplus sanguinipes, 592 Observations of predator activity at Leafy spurge (Euphorbia esula) control Mesquite, 62 wildlife water developments in southern with glyphosate plus 2,4-D, 68 Methed for estimating cattle fecal loading Arizona, 255 Leaves, 211 on rangeland watersheds, A, 506 Oklahoma, 154, 611 Leavitt, Katrina J., 442 Methyllycaconitine, 207 Old World bluestem, 183 LeCain, Daniel R., 199 Microbial biomass carbon, 127 Olson, Richard A., 342 Le Houérou, Henry N., 410 Middle East, 211] Onsager, Jerome A., 592 Leininger, Wayne C., 562 Miller, Richard F., 119, 574 Optimal stocking rates, 268 Leiva, Maria José, 277 Mine reclamation, 442 Overgrazing, 277 Leslie, David M., 154 Mixed Prairie, 453 Owen, Les P., 376 Li, Bao Jun, 347 Modeling, 39 Owensby, Clenton E., 12, 39 Liao, Julia D., 544 Mohawesh, Yaser M., 211 Oxytropis sericea, 86 ibbin, James D., 268 Monoculture, 233, 453 Oxytropis sericea (Nutt.), 376 ichen polysaccharides and their relation Monsen, Stephen B., 544 to reindeer/caribou nutrition, 642 Monte, 617 ichenan, 642 P Monterroso, L., 300 Liffmann, Robin H., 362 Morgan, Jack A., 199 Pacific Northwest, 544 Atter, 518 Morphological development, 221 Paired-plot, 499 itter structure, 511 Morphology, 347 Panicum virgatum, 222 1 ivestock effects on reproduction of the Moser, L.E., 537 Paruelo, José M., 190 Columbia spotted frog, 291 Mosher, Rebecca, 550 Paspalum Avestock Mosley, Jeffrey C., 479 notatum, 315, 614 grazing, 29] Mosquera-Losada, Maria Rosa, 603 quadrifarium, 300 management, 562 Mountain lion, 259 Pasture and rangeland weed control, 176 Livestock grazing effects on forage quality Multi-species programs, 649 Patch of elk winter range, 97 Mundal, Donald, 305 grazing, 315 Livestock guard dogs reduce predation on stability, 315 domestic sheep in Colorado, 259 Pate, Findlay, 390 Livestock/wildlife relations, 287 N Pathogens, 295, 506 Lochmiller, Robert L., 154 Penetration resistance, 353 Loftin, Samuel R., 52 N and P fertilization on rangeland produc- Perceptions and economic losses from Lolium, 603 tion in Midwest Argentina 410 locoweed in northeastern New Mexico, N-alkane as an internal marker for predict- Lolium multiflorum, 483 376 Long-term effects of fire on sage grouse ing digestibility of forages, 159 Perennial grasses, 277 habitat, 586 Naeth, M.A., 466 Pérez, Carolina A., 518 Long-term monitoring, 106 Narcosis, 427 Permanent quadrats, 634 Lotus tenuis, 300 Native forages, 390 Perry, J. Lyman, 106 Loucks, Robert R., 164 Nebraska Sandhills, 627 Perryman, Barry L., 342, 371, 660 Lym, Rodney G., 68 Nelle, Pamela J., 586 Personnel carrier, 666 Lysergic acid amide, 427 Neotyphodium, 427 Pfister, James A., 329, 655 Nesting, 586 Phenology, 97 Neurotoxic alkaloids, 207 Phosphorus, 79, 453 M Ngairorue, Ben T., 138 Photo-ecometrics, 622 Macronutrients, 415 Nitrogen, 79, 395, 466 Photosynthesis, 199 content, 119 Phytomass, 518 Majak, W., 207 Malo, J.E., 322 Non-destructive methods, 190 Picloram, 68, 176, 239 Management, 390, 395 Northeastern Oregon, 291 Picloram, fertilizer, and defoliation inter- Northwest Australia, 634 actions on spotted knapweed reinvasion, Management-intensive grazing, 114 309 JOURNAL OF RANGE MANAGEMENT 53(6), November 2000 Pinus ponderosa, 655 management, 12 Runoff, 403 Pinus ponderosa Dougl., 511 utilization, 12 Ruyle, George B., 499 Pitman, W.D., 47 Range research in the far western United Plant States: the first generation, 2 communities, 194, 666 Rangeland, 32, 415 S competition, 335 conversion, 362 Sacido “ex aequo”, M. B., 300 cover, 574 Rangeland management impacts on soil Sagebrush, 586 recruitment, 277 biological indicators in southern Sagebrush ingestion by lambs: Effects of succession, 47] Alberta, 233 experience and macronutrients, 91 Plant establishment on angle of repose Rangeland Salgado, L.P., 483 mine waste dumps, 442 seeding, 62 Salinity, 79 Poa pratensis, 666 use, 649 Saltbush, 79 Poage III, George W., 73 weeds, 544, 68, 556 Salve, Rohit, 489 Poisonous Rangelands, 138, 634 Sandberg, Russell E., 159 plants, 86, 207, 329, 376 Raptors, 255 Sanderson, Matt A., 114, 221 Policy prospects for brush control to Rate of defoliation, 315 Schacht, Walter H., 282 increase off-site water yield, 23 Rearing conditions for lambs may Schenbeck, Greg, 627 Population ecology/biology, 537 increase tansy ragwort grazing, 432 Schmidt, Sarah L., 255 Populus tremuloides communities, 145 Reassessment of revegetation strategies Schuman, Gerald E., 199 Pordomingo, A.J., 649 for Kaho‘olawe Island, Hawai‘i, 106 Scott, Cody B., 73 Postburning legume seeding in the Reclamation, 371 Seasonal chemical composition of salt- Flooding Pampas, Argentina, 300 Red deer and cattle diet composition in La bush in semiarid grasslands of Jordan, Potassium, 466 Pampa, Argentina, 649 211 Prairie fire, 611 Reece, P_E., 537 Seasonal rain-use efficiency, 410 Predator-prey relationships, 255 Reed, K:..L., 22 Sedivec, Kevin K., 666 Predictive equations for biomass and fuel Reeder, Jean D., 199 Seed biology of rush skeletonweed in characteristics of Argentine shrubs, 617 Reese, Kerry P., 586 sagebrush steppe, 544 Predictive models for grazing distribution: Regression model, 627 Seed fate and transport, 442 A GIS approach, 39 Reproduction, 145, 390 Seed production in sideoats grama popula- Prescribed burning, 154, 239, 634 Reproductive culms, 97 tions with different grazing histories, Productivity, 199,518 Reptiles, 154 550 Prosopis glandulosa, 62 Reseeding, 614 Seedbed, 62 Prosser, Chad W., 666 Residual cover, 627 ecology, 511 Protocol for monitoring standing crop in Residual nitrogen effects on soil, forage, Seedbank diversity in grazing lands of the grasslands using visual obstruction, 627 and steer gain, 183 Northeast United States, 114 Provenza, Frederick D., 91, 415 Response of incomplete Tifton 9 bahia- Seedling transplants, 442 Pseudotsuga menziesii var. glauca grass stands to renovation, 614 Seedlings survival, 277 (Beissn.) Franco, 511 Response of 2 semiarid grasslands to cool- Semiarid grassland, 190 Public land, 164 season prescribed fire, 52 Semi-arid scrub, 617 Restoration, 119 Senecio jacobaea, 432 Revegetation, 442 Seral stages, 194 Rigueiro-Rodriguez, Antonio, 603 Shaw, Nancy L., 544 Quantifying spatial heterogeneity in Ringwall, Kirstin, 228 Sheep, 91, 259, 415 herbage mass and consumption in pas- Riparian, 215 Sheley, Roger L., 176, 309 tures, 315 Robel pole, 627 Shortgrass prairie, 239 Rodriguez, A.M., 483 Shrub Rogosic, J., 415 biomass, 617 Root control, 52 Rainfall, 138 biomass, 353 Sims, Phillip L., 183 simulation, 403 lateral spread, 228 Sleepygrass, 427 plasticity, 228 Smart, Alexander J., 282 Ralphs, Michael H., 86, 427 Rana luteiventris Thompson, 291 Roots, 518 Smergut, Teresa, 556 Ranch Rose, Jeffrey A., 574 Smith, Steven E., 550 management, 23 Roset, Pablo A., 190 Smith-Lever Act, 12 values, 362 Rossi, J.L., 483 Social behavior, 479 Range condition, 194 Rotational grazing, 127, 592 Social facilitation, 432 diets, 649 Rotational stocking and production of Soil ecology, 2 Italian ryegrass on Argentinean range- €,.353 fertilization economics, 410 lands, 483 dry bulk density, 666 improvement, 305 Rucci, T., 649 enzyme activity, 127 Ruminants, 32 JOURNAL OF RANGE MANAGEMENT 53(6), November 2000 erosion bridge, 52 T Vegetation response to late growing-sea- mineralizable N, 52 2+ 4-D, 176 son wildfire on Nebraska Sandhills N, 353 Tallgrass prairie, 437 rangeland, 421 pH, 466 Tate, Kenneth W., 295, 506 Vegetation response to stocking rate in respiration, 199 Taxonomy, 347 southern mixed-grass prairie, 471 temperature, 421 Tebuthiuron, 154 Vermeire, Lance T., 335 transformations, 233 Temperate grasslands, 114 Viable seed, 114 Soil-plant interaction, 453 Temperate-humid rangeland, 483 Viewpoint: Selecting the 5 most important Soil properties and species diversity of Terpenes, 91 papers in the first 50 years of the grazed crested wheatgrass and native Terpenoids, 415 Journal of Range Management, 250 rangelands Texas, 23 Villarreal, Diego, 617 Southern Themeda triandra Forsskal, 634 Volesky, Jerry D., 421 Plains, 183 Thomas, David R., 97 USA, 17 Thomas, Milton, 32 Sowell, Bok F., 194 Thompson, Don J., 353, 511 Ww Spatial distribution of economic change Thurow, A.P., 23 Ward, David, 138 from Idaho ranches, 164 Thurow, T.L., 23 Warm-season grass, 537 Spatial pattern, 315, 322 Tillage, 614 Warren, Steven D., 106 Species Tiller demography, 537 Water composition, 199, 215, 421, 574 Tiller recruitment patterns and biennial budget, 489 diversity, 300 tiller production in prairie sandreed, 537 potential, 119 performance, 371 Time-to-peak, 403 quality, 295, 506 Spotted knapweed and grass response to To ranch or not to ranch: Home on the Watershed management, 23 urban range?, 362 herbicide treatments, 176 Weed control, 300, 376 Stafford, Kevin J., 432 Tokunaga, Tetsu K., 489 Weight change, 390 Torell, L. Allen, 268, 376 Standiford, Rick, 622 Weir, John R., 611 Standing crop, 471 Total digestible nutrients, 529 Weltz, Laura, 403 Toxicosis, 73 Stasi, Carlos R., 410 Weltz, Mark, 403 Toxins, 91 Steady state, 233, 453 Western ragweed effects on herbaceous stand- Tracked vehicle effects on vegetation and Stegelmeier, Bryan L., 86 ing crop in Great Plains grasslands Stems, 211 soil characteristics, 666 White, Carleton S., 52 Stereocaulon paschale, 642 Tracy, Benjamin F., 114 White locoweed, 86, 376 Stipa robusta, 427 Training, 432 Wiedemann, H.T., 62 Stocking rate, 127, 395, 603 Trampling, 562 Wild Streambanks, 562 Tree cutting, 119 horses, 479 Stress, 221 Tree heights, 622 ungulates, 287 Stubble height, 499 Trifolium, 603 Wildlife Stubble height as a tool for management Twice-over grazing system, 592 habitat, 627 management, 255 of riparian areas, 562 Suarez, F., 322 Willms, W., 207, 233, 453 U Willow, 562 Subsurface flow, 489 Succession, 194, 342 Undergrowth, 145 Winder, John A., 32 Winslow, Susan R., 194 Summer-drought, 277 Understory dynamics in cut and uncut Winter forage production, 483 Supplemental barley and charcoal increase western juniper woodlands, 119 Witt, David, 506 intake of sagebrush by lambs, 415 Ungulate herbivory on Utah aspen: Woolly locoweed, 376 Supplementation of yearling steers grazing Assessment of long-term exclosures, Northern Great Plains rangelands, 170 145 Suppression of grasshoppers in the Great Ungulates, 255 Y Plains through grazing management, University research, 12 592 Uresk, Daniel W., 627 Young, James A., 2 Sutherland, Robert D., 432 Ursus americanus, 259 Svejcar, Tony J., 119, 574 Use of digital surface model for hardwood Z Svihus, B., 642 rangeland monitoring, 622 Sward quality affected by different graz- Utilization, 39, 562 Ziegler, Alan D., 106 ing pressures on dairy systems, 603 Sward structure, 282 V Switchgrass, 47 Switchgrass growth and development: Vegetation cover, 52 Water, nitrogen, and plant density, 221 JOURNAL OF RANGE MANAGEMENT 53(6), November 2000