Theme 22: Grazing Management

The XIX International Grassland Congress took place in São Pedro, São Paulo, Brazil from February 11 through February 21, 2001.
Proceedings published by Fundacao de Estudos Agrarios Luiz de Queiroz

XIX International Grassland Congress:
Grazing Management

Productivity of Intensive Grazing Systems Based upon Irrigated Pangola Pastures in the French West Indies

G. Alexandre, INRA, Guadeloupe
M. Mahieu, Conseil Général de la Martinique, Martinique
G. Aumont, INRA, Guadeloupe
M. Naves, INRA, Guadeloupe

Horses Grazing Management to Promote Distribution of Lotus tenuis (Waldst. et Kit) in a Temperate Grassland

O. E. Ansín, Universidad Nacional de La Plata, Argentina

Contract Grazing of Young Beef Cattle on Ryegrass in the Southeastern USA

David I. Bransby, Auburn University

Aboveground Standing Crop of an Ungrazed Elyonurus muticus Grassland under Annual Burning in the Pantanal, Brazil

E. L. Cardoso, EMBRAPA, Brazil
S. M. A. Crispim, EMBRAPA, Brazil
C. A. G. Rodrigues, EMBRAPA, Brazil

Effect of Five Different Rest Periods on Tiller Regrowth of Ryegrass

R. W. Coelho, EMBRAPA, Brazil
W. R. Ocumpaugh, Texas Agricultural Experiment Station

Effects of Fertilization and Legume Introduction on the Forage Production of Brachiaria decumbens Pastures

M. R. Correa, Fundação de Apoio a Pesquisa Agropecuária e Ambiental, Brazil
Tsutomu Kanno, Japan International Research Center for Agricultural Sciences, Japan
Manuel C. M. Macedo, EMBRAPA, Brazil
J. D. G. Santos Junior, Fundação de Apoio a Pesquisa Agropecuária e Ambiental, Brazil
L. G. Beretta, Fundação de Apoio a Pesquisa Agropecuária e Ambiental, Brazil

Estimation of Organic Matter Digestibility and Intake from Faecal Organic Matter and Daily N Excretion and Concentration

C. M. Ferri, Universidad Nacional de La Pampa, Argentina
N. P. Stritzler, Universidad Nacional de La Pampa, Argentina
M. A. Brizuela, Universidad Nacional de Mar del Plata, Argentina

Intake Estimation of Rams under Grazing Condition in a Deferred Pastures of Panicum coloratum by Two Techniques

C. M. Ferri, Universidad Nacional de La Pampa, Argentina
M. A. Brizuela, Universidad Nacional de Mar del Plata, Argentina
N. P. Stritzler, Universidad Nacional de La Pampa, Argentina
H. J. Petruzzi, Universidad Nacional de La Pampa, Argentina

Intensive Grazing Systems for Beef Cattle Production

F. P. Fontenot, Virginia Polytechnic Institute and State University
V. G. Allen, Texas Tech University
M. A. Cochran, Virginia Polytechnic Institute and State University
N. B. Frank, Virginia Polytechnic Institute and State University

Spring Regrowth and Steer Performance on Tifton 85 and Coastal Bermudagrass Pastures Following Sod-Seeding with Ryegrass

G. M. Hill, University of Georgia
R. N. Gates, U.S. Department of Agriculture

The Effects of Post-Grazing Sward Conditions on Herbage Accumulation in Winter and Spring

F. P. Hughes, Massey University, New Zealand
P. N. P. Matthews, Massey University, New Zealand
C. Matthew, Massey University, New Zealand

Nitrogen Flow to Duodenum of Steers Grazing on Orchardgrass and Meadowfescue Pastures

Masaaki Hanada, Obihiro University, Japan
Y. Aibibula, Obihiro University, Japan
Meiji Okamoto, Obihiro University, Japan

Burning and Management Alternatives on Forage Accumulation and Floristic Composition of a Native Pasture

I. Heringer, Universidade Federal do Rio Grande do Sul, Brazil
A. V. A. Jacques, Universidade Federal do Rio Grande do Sul, Brazil

Forage Management for Extending the Grazing Season

David W. Koch, University of Wyoming
C. M. Lux, University of Wyoming
J. W. Flake, University of Wyoming

Winter Grazing and Feeding Systems in Western Canada

Duane H. McCartney, Agriculture and Agri-Food Canada, Canada
V. Baron, Agriculture and Agri-Food Canada, Canada
J. Basarab, Alberta Agriculture, Food and Rural Development, Canada
E. Okine, Alberta Agriculture, Food and Rural Development, Canada
G. Lastiwka, Alberta Agriculture, Food and Rural Development, Canada
A. Depalme, Agriculture and Agri-Food Canada, Canada
D. Young, Agriculture and Agri-Food Canada, Canada

Late Winter Dietary Overlap among Greater Rheas and Domestic Herbivores on the Argentinean Flooding Pampa

G. Vacarezza, Universidad Nacional del Centro de la Provincia de Buenos Aires, Argentina
M. S. Cid, Universidad Nacional de Mar del Plata, Argentina
F. Milano, Universidad Nacional del Centro de la Provincia de Buenos Aires, Argentina

Beef Calf Production Using Year-Round Grazing on Tropical Grass Pasture in Summer Combined with Cool Temperate Grass Pasture in Winter

Y. Nakanishi, Kyushu National Agricultural Experiment Station, Japan
K. Shindou, Kyushu National Agricultural Experiment Station, Japan
S. Watanabe, Kyushu National Agricultural Experiment Station, Japan
K. Yamamoto, Kyushu National Agricultural Experiment Station, Japan
K. Hagino, Kyushu National Agricultural Experiment Station, Japan

Structural Stability of Short Latency Alfalfa-Based Pastures in the Humid Pampa, Argentina

R. O. Refi, Universidad Nacional de Rosario, Argentina
B. Martín, Universidad Nacional de Rosario, Argentina

Evaluation of Kentucky Bluegrass (Poa pratensis L.) for Creating Sustainable Grazing Swards in Hokkaido

T. Saigusa, Hokkaido National Agricultural Experiment Station, Japan
S. Tejima, National Grassland Research Institute, Japan
Y. Ogawa, Hokkaido National Agricultural Experiment Station, Japan
S. Takahashi, Hokkaido National Agricultural Experiment Station, Japan

Microhistological Estimation of Leaf Blade Percentage in Diets from Monoespecific Pastures

P. Sierra, Universidad Nacional de Mar del Plata, Argentina
M. S. Cid, Universidad Nacional de Mar del Plata, Argentina
M. A. Brizuela, Universidad Nacional de Mar del Plata, Argentina
C. M. Ferri, Universidad Nacional de La Pampa, Argentina

Leaf Blade Selection by Sheep in Kleingrass (Panicum coloratum L.) Pastures with Different Deferment Periods

P. Sierra, Universidad Nacional de Mar del Plata, Argentina
M. S. Cid, Universidad Nacional de Mar del Plata, Argentina
M. A. Brizuela, Universidad Nacional de Mar del Plata, Argentina
C. M. Ferri, Universidad Nacional de La Pampa, Argentina

Management of Meadow Fescue Pasture for High-Producing Dairy Cows in Northern Japan

K. Sudo, Hokkaido National Agricultural Experiment Station, Japan
K. Ochiai, Kyusyu National Agricultural Experiment Station, Japan
T. Ikeda, Hokkaido National Agricultural Experiment Station, Japan

Orchardgrass Pastures for Early-Weaned Beef Calves

J. C. Waller, University of Tennessee, Knoxville
H. A. Fribourg, University of Tennessee, Knoxville
C. Dixon, University of Tennessee, Knoxville
A. E. Fisher, University of Tennessee, Knoxville
B. V. Conger, University of Tennessee, Knoxville

Performance of Nellore Cattle under Two Grazing Management Systems

L. de A. Corrêa, EMBRAPA, Brazil
Maurício M. de Alencar, EMBRAPA, Brazil
Rogério T. Barbosa, EMBRAPA, Brazil
P. F. Barbosa, EMBRAPA, Brazil
Geraldo M. da Cruz, EMBRAPA, Brazil
I. U. Packer, Universidade de São Paulo, Brazil
C. A. Cordeiro, EMBRAPA, Brazil

Animal Production from Tropical Pastures Renovated by Subsoiling and Fertilization in the Cerrados of Brazil

Valéria P. B. Euclides, EMBRAPA, Brazil
Manuel C. M. Macedo, EMBRAPA, Brazil
M. P. Oliveira, EMBRAPA, Brazil

Dairy Cow Performance on Pasture-Based Feeding Systems and in Confinement

Renato S. Fontaneli, EMBRAPA, Brazil
Lynn E. Sollenberger, University of Florida
C. R. Staples, University of Florida

Animal Performance in Pastures of Panicum maximum cv. IPR 86 Fertilized with Nitrogen

S. M. B. Lugão, Instituto Agronômico do Paraná, Brazil
L. R. de A. Rodrigues, Universidade Estadual Paulista, Brazil
E. B. Malheiros, Universidade Estadual Paulista, Brazil
J. J. dos S. Abrahão, Instituto Agronômico do Paraná, Brazil
A. de Morais, Universidade Federal do Paraná, Brazil

Sheep Performance in Italian Ryegrass Swards at Contrasting Sward Heights

Paulo C. de F. Carvalho, Universidade Federal do Rio Grande do Sul, Brazil
L. S. Pontes, Universidade Federal do Rio Grande do Sul, Brazil
E. O. Silveira, Universidade Federal do Rio Grande do Sul, Brazil
C. H. E. C. Poli, Universidade Federal do Rio Grande do Sul, Brazil
Carlos Nabinger, Universidade Federal do Rio Grande do Sul, Brazil
O. A. Pereira Neto, Universidade Federal do Rio Grande do Sul, Brazil
G. E. Maraschin, Universidade Federal do Rio Grande do Sul, Brazil

Effects of Management Strategies on Seed Production and Seedling Recruitment in Birdsfoot Trefoil-White Clover Mixtures

W. Ayalá, INIA, Uruguay
M. Carámbula, INIA, Uruguay
D. F. Risso, INIA, Uruguay
J. Hodgson, Massey University, New Zealand
Peter D. Kemp, Massey University, New Zealand

Effects of Nitrogen Fertilization on the Production of Panicum maximum cv. IPR 86 under Grazing

S. M. B. Lugão, Instituto Agronômico do Paraná, Brazil
L. R. de A. Rodrigues, Universidade Estadual Paulista, Brazil
E. B. Malheiros, Universidade Estadual Paulista, Brazil
J. J. dos S. Abrahão, Instituto Agronômico do Paraná, Brazil
A. de Morais, Universidade Federal do Paraná, Brazil

Effect of Different Strategies of Management of Elephantgrass on Pasture Availability and Milk Yield of Crossbred Holstein X Zebu Cows

Fermino Deresz, EMBRAPA, Brazil

The Duration of Regrowth Period and the Structural Traits in a Rotationally Grazed Panicum maximum Sward

Carlos A. M. Gomide, Universidade Federal de Viçosa, Brazil
J. A. Gomide, Universidade Federal de Viçosa, Brazil

Stubble Height Effects on Limpograss Pasture Characteristics and Performance of Beef Heifers

Y. C. Newman, University of Florida
Lynn E. Sollenberger, University of Florida
W. E. Kunkle, University of Florida
D. B. Bates, University of Florida
C. G. Chambliss, University of Florida
A. M. Fox, University of Florida

Residual Forage and Animal Performance from a Kikuyo Pasture under Mixed Grazing and Supplementation

F. C. Gómez-Merino, Colegio de Postgraduados, Mexico
Pedro A. Martínez-Hernández, Universidad Autónoma Chapingo, Mexico
J. Pérez-Pérez, Colegio de Postgraduados, Mexico
Alfonso Hernández-Garay, Colegio de Postgraduados, Mexico

The Carrying Capacity of Pure and Oversown Giant Star Grass (Cynodon nlemfuensis Vanderyst) under Different Stocking Rate in South-Western Islands of Japan

Yasuhiro Kawamoto, University of the Ryukyus, Japan
T. Namihira, University of the Ryukyus, Japan
Y. Imura, University of the Ryukyus, Japan
M. Nagano, Nihon University, Japan

Rotational Grazing Increases Wool and Lamb Production from Phalaris-Subterranean Clover Pastures in South Eastern Australia

A. N. Thompson, Agriculture Victoria, Australia
D. Borg, Agriculture Victoria, Australia
J. F. Graham, Agriculture Victoria, Australia
J. Lamb, Agriculture Victoria, Australia
G. R. Saul, Agriculture Victoria, Australia

Effect of Energetic Supplementation on Forage Losses in an Oat and Italian Ryegrass Pasture under Continuous Grazing

A. Frizzo, Universidade Federal de Santa Maria, Brazil
Marta G. da Rocha, Universidade Federal de Santa Maria, Brazil
M. R. Freitas, Universidade Federal do Rio Grande do Sul, Brazil

Dynamics and Production of Forage in Winter Pasture under Continuous Grazing with Energetic Supplementation

A. Frizzo, Universidade Federal de Santa Maria, Brazil
M. R. Freitas, Universidade Federal do Rio Grande do Sul, Brazil
Marta G. da Rocha, Universidade Federal de Santa Maria, Brazil

Analysis of Some Farm Driving Variables and Its Relation with Milk Production in a Pastoral Dairy Farm of Buenos Aires, Argentina

J. L. Rossi, Universidad de Buenos Aires, Argentina
A. Ayala Torales, Universidad de Buenos Aires, Argentina
G. Acosta, Universidad de Buenos Aires, Argentina
V. A. Deregibus, Universidad de Buenos Aries, Argentina

Productivity and Composition of Two Improved Native Pastures under Different Grazing Managements in Uruguay

D. F. Risso, INIA, Uruguay
E. J. Berretta, INIA, Uruguay
G. Carracelas, INIA, Uruguay

Lamb Stocking, Grazing System and Supplementation Effects on Triticale and Ryegrass Swards Performance in Uruguay

Fabio Montossi, INIA, Uruguay
R. San Julián, INIA, Uruguay
D. Correa, INIA, Uruguay
F. Gonzales, INIA, Uruguay
V. Porcile, INIA, Uruguay

Influence of Stocking Rate and Grazing System on Lamb Performance of Mixed Oat and Ryegrass Swards in Uruguay

Fabio Montossi, INIA, Uruguay
R. San Julián, INIA, Uruguay
C. Arocena, INIA, Uruguay
A. Dighiero, INIA, Uruguay

Effect of Winter Grazing Management of Stockpiled Native Pastures of Basaltic Soils of Uruguay on Daily Gains of Heifers

G. Pigurina, INIA, Uruguay
R. Castells, INIA, Uruguay
G. Reyes, INIA, Uruguay
E. J. Berretta, INIA, Uruguay

Lamb Stocking Rate and Supplementation Effects on Mixed Triticale and Ryegrass Swards Characteristics

R. San Julián, INIA, Uruguay
Fabio Montossi, INIA, Uruguay
L. Guarino, INIA, Uruguay
F. Pittaluga, INIA, Uruguay

Stocking Rate and Supplementation Effects on Performance of Lambs Grazing Triticale and Ryegrass Sward in Uruguay

R. San Julián, INIA, Uruguay
Fabio Montossi, INIA, Uruguay
L. Guarino, INIA, Uruguay
F. Pittaluga, INIA, Uruguay

The Use of Open Communal Grazing Designs to Screen Options for Grazing Management

David R. Kemp, University of Sydney, Australia
D. L. Michalk, NSW Agriculture, Australia
P. M. Dowling, NSW Agriculture, Australia
G. Millar, NSW Agriculture, Australia

Effects of Cattle Grazing on a Perennial Legume, Bitumen Trefoil (Bituminaria bituminosa (L.) Stirton), in a Mediterranean Grassland

M. Gutman, Agricultural Research Organization, Israel
M. Sternberg, Bar-Ilan University, Israel
A. Perevoltsky, Agricultural Research Organization, Israel

Productivity of Winter and Spring Native Improved Vegetation under Different Grazing Stocking Rates on Basaltic Soil

M. Bemhaja, INIA, Uruguay

Impact of Grazing Management on the Productivity of Cold Temperate Grasslands of Southern Patagonia - A Critical Assessment

A. F. Cibils, Instituto Nacional de Tecnología Agropecuaria, Argentina
M. B. Coughenour, Colorado State University

Impact of Grazing Management on Productivity of Tropical Grasslands

Moacyr Corsi, Universidade de São Paulo, Brazil
Geraldo B. Martha Jr., Universidade de São Paulo, Brazil
Domício do Nascimento Jr., Universidade Federal de Viçosa, Brazil
Marco A. A. Balsalobre, Universidade de São Paulo, Brazil