Track 2-04: Animal-Plant Interactions

The XXII International Grassland Congress (Revitalising Grasslands to Sustain Our Communities) took place in Sydney, Australia from September 15 through September 19, 2013.
Proceedings Editors: David L. Michalk, Geoffrey D. Millar, Warwick B. Badgery, and Kim M. Broadfoot
Publisher: New South Wales Department of Primary Industry, Kite St., Orange New South Wales, Australia

XXII International Grassland Congress Theme 2:
Improving Grassland Environment and Resources:
Ecology of Grassland and Forage Resources:
Animal-Plant Interactions

Can Grazing Behaviour Support Innovations in Grassland Management?

Paulo C. de F. Carvalho, Federal University of Rio Grande do Sul, Brazil

Faecal near Infrared Spectroscopy to Measure the Diet Selected and Productivity of Grazing Ruminants

Rob Dixon, The University of Queensland, Australia
Maryline Boval, INRA, France
Vincent Blanfort, CIRAD, French Guyana
Virginie Decruyenaere, Walloon Agricultural Research Centre, Belgium
David Coates, CSIRO, Australia

How do Plants Respond to Grazing at a Molecular Level?

Gongshe Liu, Chinese Academy of Sciences, China
Xin Huang, Chinese Academy of Sciences, China
Shuangyan Chen, Chinese Academy of Sciences, China

Diet Selection by Goats on Rangeland of North Kordofan State, Sudan

Mohammed F. M. Fatur, University of Bahri, Sudan
Babo Fadlalla, Sudan University of Science and Technology, Sudan
Abdelaziz K. Gaiballa, Sudan University of Science and Technology, Sudan
Abdelrahman E. Babiker, Sudan University of Science and Technology, Sudan

Impacts of Livestock Preference and Frequency of Grazing on Production and Nutritive Value of Pastures in Chile

Oscar A. Balocchi, Universidad Austral de Chile, Chile
Ignacio F. López, Universidad Austral de Chile, Chile
Juan P. Keim, Universidad Austral de Chile, Chile

Dry Matter Intake, Digestibility and Diet Selection by Sheep Grazing on Reseeded and Naturally Regenerating Range Sites at Sheikan Locality, North Kordofan State, Sudan

Sahar Ezzat, Sudan University of Science and Technology, Sudan
Babo Fadlalla, Sudan University of Science and Technology, Sudan

Management Targets to Maximize Short-Term Herbage Intake Rate

Lidiane Fonseca, Federal University of Rio Grande do Sul, Brazil
Jean C. Mezzalira, Federal University of Rio Grande do Sul, Brazil
Paulo C. Vieira, Federal University of Rio Grande do Sul, Brazil
Lenilson da Fonseca Rosa, Santa Catarina State University, Brazil
Luan C. Pagani, Santa Catarina State University, Brazil
Paulo C. de F. Carvalho, Federal University of Rio Grande do Sul, Brazil

Handling Time and Bite Mass Mechanisms in Large Herbivores: Contrasts between Sward Structure and Grazing Methods

Jean C. Mezzalira, Federal University of Rio Grande do Sul, Brazil
Lidiane Fonseca, Federal University of Rio Grande do Sul, Brazil
Carlos C. Mezzalira, Federal Technological University of Paraná, Brazil
Lenilson da Fonseca Rosa, Santa Catarina State University, Brazil
Luan C. Pagani, Santa Catarina State University, Brazil
Marco A. Ebbing, Faculty of Itapiranga, Brazil
Teresa C. M. Genro, EMBRAPA, Brazil
Paulo C. de F. Carvalho, Federal University of Rio Grande do Sul, Brazil
Carolina Bremm, Agricultural and Livestock Research Foundation, Brazil
Ricardo Souza Arruda Filho, Santa Catarina State University, Brazil
Luis H. S. Correia, Federal University of Rio Grande do Sul, Brazil
Carlos A. Cangiano, National Institute of Agricultural Technology, Argentina

Livestock Selective Behaviour in Natural Grasslands Challenges the Concept of Plant Preference in the Elaboration of a Successful Diet

Olivier J. F. Bonnet, Federal University of Rio Grande do Sul, Brazil
Ian M. Cezimbra, Federal University of Rio Grande do Sul, Brazil
Marcelo Ritzel Tischler, Federal University of Rio Grande do Sul, Brazil
Julio C. R. Azambuja, Federal University of Rio Grande do Sul, Brazil
Michel Meuret, French National Institute for Agricultural Research, France
Paulo C. de F. Carvalho, Federal University of Rio Grande do Sul, Brazil

Effect of Grazing Frequency by Dairy Cows on Herb Based Pastures

Soledad Navarrete, Massey University, New Zealand
Peter D. Kemp, Massey University, New Zealand
Penny Back, Massey University, New Zealand
Sarah J. Pain, Massey University, New Zealand
Julia M. Lee, DairyNZ, New Zealand

Microhistological Analysis of Cows' Diet during a Severe Drought in the Semi Arid Region of North Patagonia (Argentina)

E. Schmale, Universidad Nacional del Sur, Argentina
L. I. Lindström, Universidad Nacional del Sur, Argentina
M. G. Klich, Universidad Nacional de Río Negro, Argentina

Change of Behavior of Bos grunniens in the Alpine Rangeland in the Eastern Tibetan Plateau

Nobumi Hasegawa, University of Miyazaki, Japan
Rende Song, Yushu Animal Husbandry and Veterinary Center, China
Guomei Li, Yushu Prairie Center, China
Xumin Cao, China Animal Health and Epidemiology Center, China
Masahiro Tasumi, University of Miyazaki, Japan
Sachiko Idota, University of Miyazaki, Japan
Akira Fukuda, Shizuoka University, Japan

Grazing Behaviour of Dorper Sheep and Farmed Goats and Their Implications for Natural Resource Management in Western NSW

Yohannes Alemseged, Department of Primary Industry, Australia
Ronald B. Hacker, Department of Primary Industry, Australia
Ian D. Toole, Department of Primary Industry, Australia
Warren J. Smith, Department of Primary Industry, Australia
Cathy M. Waters, Department of Primary Industry, Australia
Gavin J. Melville, Department of Primary Industry, Australia

Volatile Plant Secondary Metabolites in Eremophila glabra and Their Influence on Animal Foraging Preference

Stewart M. Jones, National Measurement Institute, Australia
Jason Emms, South Australian Research and Development Institute, Australia
Charles Price, University of Western Australia, Australia

Nutritive Value and Cattle Preferences in an Old Boer Lovegrass Stand Treated with Biosolids in Cananea, Sonora, México

Salomón M. Moreno, University of Sonora, Mexico
Martha R. Martin, University of Sonora, Mexico
Fernando Ibarra, University of Sonora, Mexico
Roque Martínez, University of Sonora, Mexico
Agustín Cabral Martell, University Antonio Narro-Laguna, Mexico
Francisco B. Denogean, University of Sonora, Mexico
Rafael Retes, University of Sonora, Mexico

Intake Rate and Nutritive Value of Elephant Grass cv. Napier Subjected to Strategies of Rotational Stocking Management

Eliana V. Geremia, Universidade de Sao Paulo, Brazil
Lilian E. T. Pereira, Universidade de Sao Paulo, Brazil
Adenilson J. Paiva, Universidade de Sao Paulo, Brazil
Thiago M. Santos, Universidade de Sao Paulo, Brazil
Laiz P. Oliveira, Universidade de Sao Paulo, Brazil
Laiz P. de Oliveira, Universidade de Sao Paulo, Brazil

The Proportion of the Ungrazed Area of the Pasture (PUP) Determines When Forage Intake and Diet Quality Decline in Grazing Systems

Marcelo A. Benvenutti, University of Melbourne, Australia
Daniel R. Pavetti, National Institute of Agricultural Technology, Argentina
Carlos A. Cangiano, National Institute of Agricultural Technology, Argentina
Dennis P. Poppi, The University of Queensland, Australia
Iain J. Gordon, James Hutton Institute, UK
Jérôme Bindelle, University of Liège, Belgium
Lucas Zakidalsky, Universidad del Salvador, Argentina
Deli Chen, University of Melbourne, Australia

Relationship between Grazing Jaw Movements and Time Per Bite in Cattle: Effect of Sward Structure and Grazing Methods

Jean C. Mezzalira, Federal University of Rio Grande do Sul, Brazil
Lidiane Fonseca, Federal University of Rio Grande do Sul, Brazil
Olivier J. F. Bonnet, Federal University of Rio Grande do Sul, Brazil
Carlos C. Mezzalira, Federal Technological University of Paraná, Brazil
Lenilson da Fonseca Rosa, Santa Catarina State University, Brazil
Luan C. Pagani, Santa Catarina State University, Brazil
Teresa C. M. Genro, EMBRAPA, Brazil
Paulo C. de F. Carvalho, Federal University of Rio Grande do Sul, Brazil

Plant Traits Relevant for Multi-Functionality of Grassland Swards for Free-Range Chicken Husbandry

Laura Breitsameter, University of Göttingen, Germany
Matthias Gauly, University of Göttingen, Germany
Nicole Wrage-Mönnig, Rhine-Waal-University of Applied Sciences, Germany
Johannes Isselstein, University of Göttingen, Germany

Modelling the Effect of Maize Silage and Winter Oat Forage Crop on Cow-Calf Systems in Argentina

Horacio Berger, Instituto Nacional de Tecnología Agropecuaria, Argentina
Claudio F. Machado, UNICEN, Argentina
Carolina Zabala, Instituto Nacional de Tecnología Agropecuaria, Argentina
Catalina Fernandez Rosso, Comisión de Investigaciones Científicas, Argentina
Julio C. Burges, Instituto Nacional de Tecnología Agropecuaria, Argentina

Relative Preference, Palatability and Intake of Stylosanthes scabra Accessions Adapted in Pretoria

Thamsanqa D. E. Mpanza, University of Pretoria, South Africa
Abubeker Hassen, University of Pretoria, South Africa
Ned E. F. Donkin, University of Pretoria, South Africa

Relationships between Goat Foraging Behaviour and Pastoral Value in High Bassin Zone of Mandrare Rangeland in Southern of Madagascar

A. J. M. Randrianariveloseheno, High School of Agronomical Science, Madagascar
J. N. Rakotozandriny, High School of Agronomical Science, Madagascar
R. Daccord, Swiss Federal Research Station for Animal Production and Dairy Products, Switzerland

Diurnal Urinary Excretion of DHP in Steers Fed Leucaena leucocephala

Hayley E. Giles, The University of Queensland, Australia
Michael J. Halliday, The University of Queensland, Australia
Scott A. Dalzell, The University of Queensland, Australia
H. Max Shelton, The University of Queensland, Australia

Detection of Toxicity in Ruminants Consuming Leucaena (Leucaena leucocephala) Using a Urine Colorimetric Test

Sam R. Graham
Scott A. Dalzell, The University of Queensland, Australia
Graham L. Kerven, The University of Queensland, Australia
H. Max Shelton, The University of Queensland, Australia

The Efficacy of in vitro Synergistes jonesii Inoculum in Preventing DHP Toxicity in Steers Fed Leucaena-Grass Diets

Michael J. Halliday, The University of Queensland, Australia
Hayley E. Giles, The University of Queensland, Australia
Scott A. Dalzell, The University of Queensland, Australia
Chris S. McSweeney, CSIRO, Australia
H. Max Shelton, The University of Queensland, Australia

Prevalence of DHP Toxicity and Detection of S. jonesii in Ruminants Consuming Leucaena leucocephala in Eastern Indonesia

Michael J. Halliday, The University of Queensland, Australia
Tanda Panjaitan, Assessment Institute for Agricultural Technology, Indonesia
Jacob Nulik, Assessment Institute for Agriculture Technology, Indonesia
H. Dahlanuddin, University of Mataram, Indonesia
Jagadish Padmanabha, CSIRO, Australia
Chris S. McSweeney, CSIRO, Australia
Sulaiman Depamede, University of Mataram, Indonesia
Debora Kana Hau, Assessment Institute for Agriculture Technology, Indonesia
Kurniawan, Assessment Institute for Agriculture Technology, Indonesia
Muhammad Fauzan, Assessment Institute for Agricultural Technology, Indonesia
Sutartha, Assessment Institute for Agriculture Technology, Indonesia
Baiq Tutik Yuliana, Assessment Institute for Agricultural Technology, Indonesia
Charles Pakereng, Assessment Institute for Agriculture Technology, Indonesia
Putri Ara, Assessment Institute for Agriculture Technology, Indonesia
Dessy Liubana, Assessment Institute for Agriculture Technology, Indonesia
Resti G. Edison, Assessment Institute for Agriculture Technology, Indonesia
H. Max Shelton, The University of Queensland, Australia

Rates of Urinary Toxin Excretion in Unprotected Steers Fed Leucaena leucocephala

Joseph H. O’Reagain, The Fitzroy Basin Association Inc., Australia
Sam R. Graham, The University of Queensland, Australia
Scott A. Dalzell, The University of Queensland, Australia
H. Max Shelton, The University of Queensland, Australia

Is There Genetic Diversity in the ‘Leucaena Bug’ Synergistes jonesii Which May Reflect Ability to Degrade Leucaena Toxins?

Jagadish Padmanabha, CSIRO, Australia
Michael J. Halliday, The University of Queensland, Australia
Stuart E. Denman, CSIRO, Australia
Carl K. Davis, CSIRO, Australia
H. Max Shelton, The University of Queensland, Australia
Chris S. McSweeney, CSIRO, Australia

Palatability of Psolarea spp. Accessions Offered as Micro-Swards to Dairy Sheep

Mauro Decandia, Agris Sardegna, Italy
Marco Acciaro, Agris Sardegna, Italy
Maria Sitzia, Agris Sardegna, Italy
Andrea Cabiddu, Agris Sardegna, Italy
Carla Manca, Agris Sardegna, Italy
Valeria Giovanetti, Agris Sardegna, Italy
Giovanni Molle, Agris Sardegna, Italy