Track 1-12: Managing Seasonality in Grassland Quality and Quantity

The 22nd 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

22nd International Grassland Congress Theme 1:
Improving Production Efficiency to Revitalise Grasslands:
Forage Quality, Conservation and Utilization:
Managing Seasonality in Grassland Quality and Quantity

Inter-Annual Variability in Pasture Herbage Accumulation in Temperate Dairy Regions: Causes, Consequences, and Management Tools

David F. Chapman, DairyNZ Ltd., New Zealand
Richard P. Rawnsley, University of Tasmania, Australia
Brendan R. Cullen, University of Melbourne, Australia
David A. Clark, DairyNZ Ltd., New Zealand

Effects of Grazing Management on Grassland Production and Animal Performance

Yingjun Zhang, China Agricultural University, China
W. Q. Chen, China Agricultural University, China
D. Huang, China Agricultural University, China
Z. Q. Li, China Agricultural University, China
Y. P. Rong, China Agricultural University, China

Systematic Management of Stocking Rates Improves Performance of Northern Australian Cattle Properties in a Variable Climate

Lester I. Pahl, Department of Agriculture, Fisheries and Forestry, Australia
Joe C. Scanlan, Department of Agriculture, Fisheries and Forestry, Australia
Giselle L. Whish, Department of Agriculture, Fisheries and Forestry, Australia
Robyn A. Cowley, Department of Primary Industries and Fisheries, Australia
Neil D. MacLeod, CSIRO, Australia

Dry Season Forages for Improving Dairy Cattle Production in Smallholder Dairy Systems

Jolly Kabirizi, National Livestock Resources Research Institute, Uganda
Emma Zziwa, Makerere University, Uganda
Swidiq Mugerwa, National Livestock Resources Research Institute, Uganda
Agnes Namagembe, National Livestock Resources Research Institute, Uganda

Immediate and Carryover Effects of Post-Grazing Sward Height Imposed in Early Spring on Sward and Milk Production

Elodie Ganche, Teagasc, Ireland
Luc Delaby, INRA, France
Michael O’Donovan, Teagasc, Ireland
Tommy M. Boland, University College Dublin, Ireland
Emer Kennedy, Teagasc, Ireland

Effect of Enclosure on Botanical Composition, Forage Biomass and Other Range Productivity Parameters in a Semi-Arid Area of El-Khuwei Locality, North Kordofan State, Sudan

Mohammed Abdelkreim, Sudan University of Science and Technology, Sudan
Babo Fadlalla, Sudan University of Science and Technology, Sudan

The Variation in Morphological Fractions of Perennial Ryegrass Cultivars throughout the Grazing Season and Subsequent Impacts on Organic Matter Digestibility

Marion Beecher, Teagasc, Ireland
Deirdre Hennessy, Teagasc, Ireland
Tommy M. Boland, University College Dublin, Ireland
Norann Galvin, Teagasc, Ireland
Christina Fleming, Teagasc, Ireland
Mary McEvoy, Teagasc, Ireland
Michael O’Donovan, Teagasc, Ireland
Eva Lewis, Teagasc, Ireland

Economic Values for Perennial Ryegrass Traits in New Zealand Dairy Farm Systems

David F. Chapman, DairyNZ Ltd., New Zealand
Jeremy R. Bryant, DairyNZ Ltd., New Zealand
Graham A. Kerr, Agriseeds Ltd., Ghana
Glenn Judson, Agricom Ltd., Canada
Tim Cookson, Cropmark Seeds Ltd., New Zealand
Grant R. Edwards, Lincoln University, New Zealand
William H. McMillan, DairyNZ Ltd., New Zealand

Forage Biomass and Bovine Live Weight Changes within Monospecific and Mixed Prairies over the Dry Season in Tropical México

Régulo Jiménez-Guillén, INIFAP, Mexico
Adrián R. Quero-Carrillo, Colegio de Postgraduados, Mexico
P. A. Martínez-Hernández, Universidad Autónoma de Chihuahua, Mexico
D. H. Noriega-Cantú, INIFAP, Mexico

Grazing Termination Dates of Summer-Dormant Flecha Tall Fescue

Sindy M. Interrante, The Samuel Roberts Noble Foundation
Twain J. Butler, The Samuel Roberts Noble Foundation

Short-Term Herbage Intake Rate in Temperate Pastures Grasses Grown in Pure or in Intercropping Stands

Gabriela C. Guzatti, Universidade do Estado de Santa Catarina, Brazil
Paulo G. Duchini, Universidade do Estado de Santa Catarina, Brazil
Henrique M. N. Ribeiro Filho, Universidade do Estado de Santa Catarina, Brazil
João G. R. Almeida, Universidade do Estado de Santa Catarina, Brazil
André F. Sbrissia, Universidade do Estado de Santa Catarina, Brazil

Pasture Yield and Sward Intake by Suckler Cows in the Extended Grazing Season

Piotr Goliński, Poznan University of Life Sciences, Poland
Barbara Golińska, Poznan University of Life Sciences, Poland
Józef Biniaś, Poznan University of Life Sciences, Poland

Effect of Plant Spacing on the Growth and Yield of Forage Plant, Maize, Intercropped with Cowpea (Vigna unguiculata sub spp. sesquipedalis)

Kelechi A. Ike, Abia State University, Nigeria
Leonard C. Nwaigbo, Abia State University, Nigeria
Ugochukwu H. Ukpabi, Abia State University, Nigeria
Sunday N. Ukachukwu, Michael Okpara University of Agriculture, Nigeria
Olufemi S. Onifade, Federal University of Agriculture, Nigeria
Uchenna Y. Anele, Texas Tech University
Princewill N. Njoku, Michael Okpara University of Agriculture, Nigeria

Pasture Grass Conversion in Digestive Tract of Red Deer over Different Grazing Periods

Imants Jansons, Latvia University of Agriculture, Latvia
Ira I. Vitina, Latvia University of Agriculture, Latvia
Vera Krastina, Latvia University of Agriculture, Latvia
Aleksandrs Jemeljanovs, Latvia University of Agriculture, Latvia
Sallija Cerina, Latvia University of Agriculture, Latvia
Biruta Lujane, Latvia University of Agriculture, Latvia
Baiba Osmane, Latvia University of Agriculture, Latvia
Liga Proskina, Latvia University of Agriculture, Latvia

The Nutritional Status of Japanese Black Breeding Cows Grazed in a Larger Abandoned Paddy Field

Motohiko Ishida, Ishikawa Prefectural University, Japan
Naoki Matsumoto, Ishikawa Prefectural University, Japan
Yojiro Maki, Ishikawa Prefectural University, Japan
Jyunichi Tanimoto, Ishikawa Prefectural University, Japan
Kohei Takahashi, Ishikawa Prefectural University, Japan
Keigo Asano, Ishikawa Prefectural University, Japan
Mizuho Ogino, Ishikawa Prefectural University, Japan

Beef Heifers Performance under Continuous Grazing on Modified Grassland in Argentina Flooding Pampa

María L. Agnelli, Universidad Nacional de La Plata, Argentina
Roberto O. Refi, Universidad Nacional de La Plata, Argentina
Estrella M. Oyhamburu, Universidad Nacional de La Plata, Argentina
Mario C. Ursino, Universidad Nacional de La Plata, Argentina

Effects of Continuous Grazing and Exclusion on the Structure of Modified Flooding Pampa Grassland in Argentina

Estrella M. Oyhamburu, Universidad Nacional de La Plata, Argentina
María L. Agnelli, Universidad Nacional de La Plata, Argentina
Roberto O. Refi, Universidad Nacional de La Plata, Argentina
Mario C. Ursino, Universidad Nacional de La Plata, Argentina

Improving Summer/Autumn Feed Quality in New Zealand Hill Country

Grant M. Rennie, AgResearch, New Zealand
Warren McG. King, AgResearch, New Zealand
Coby J. Hoogendoorn, AgResearch, New Zealand
Brian Devantier, AgResearch, New Zealand
Trevor L. Knight, AgResearch, New Zealand
Catherine Cameron, AgResearch, New Zealand

Pasture Improvement Needs and Options for New Zealand Sheep and Beef Farms

Andy R. Bray, AgResearch, New Zealand
Tom J. Fraser, AgResearch, New Zealand
Warren McG. King, AgResearch, New Zealand
Alec D. Mackay, AgResearch, New Zealand
Derrick Moot, Lincoln University, New Zealand
David R. Stevens, Agresearch Invermay, New Zealand

Alternative for Intensification of Beef Production under Grazing

Valéria P. B. Euclides, EMBRAPA, Brazil
Kepler Euclides Filho, EMBRAPA, Brazil
Denise B. Montagner, EMBRAPA, Brazil
Geraldo Ramos Figueiredo, EMBRAPA, Brazil
Flávia da Conceição Lopes, Mato Grosso do Sul Federal University, Brazil